Osman Bey

Burak Özçivit

Osman (Burak Özçivit;^[5] seasons 1–5) is the third and youngest son of Ertuğrul Ghazi and Halime Hatun. He is also the younger brother of Gündüz Bey and Savcı Bey, and nephew of Selcan Hatun, whom he treats as his mother. He is the husband of Bala Hatun and Malhun Hatun, and the father of Orhan, Alaeddin Ali, Fatma Hatun and Halime Hatun. He aspires to follow his father Ertuğrul and his grandfather Süleyman Şah. He is attentive to his surroundings and good with a sword, like his father. He also disobeys his beys, like his father, choosing his own path. His weakness is his care for those close to him, making him prone to traps. He humiliates his enemies on the battlefield and while negotiating with them, stoking a thirst for revenge. He is elected Bey of the Kayı tribe in Season 2. He decides to marry a second wife as per his father's will, and also changes the Kayı flag. He continues his struggle for his free realm by conquering castles like Kuluchisar,Marmaracik, Koyunhisar, Kporihisar, Yarhisar, Bilecik (İnhisar), Inegol, territory of Yenişehir and Kestel Castle. He also has Karachisar castle and Soğut that was conquered by his father Ertuğrul. He now has determination of conquering Bursa. He is a true warrior who is very firece for his enemies and a kind ruler for his people no matter from which religion they belong. At the end of Season 4 he announces his free state "Osmanli Beyliğı (Ottoman Beylik). Based on Osman I.

Bala Hatun

Özge Törer as Bala Hatun

Bala (Özge Törer;^[6][7] seasons 1–5), the first wife of Osman Bey, is the daughter of Şeyh Edebali and Ulduz Hatun, who died of a disease, and the sister-in-law of Dursun Fakih. She is the mother of Alaeddin Ali and Halime Hatun. She is the Chief Lady (Hanım/Baş Hatun) of the Kayi tribe and the head of the Bacıyân-ı Rûm. She is a painter who is loyal to her father, her husband, the Ahi brotherhood, and Selcan Hatun. She was best friends with Gonca Hatun (deceased). She is calm and patient, but is prone to heartbreak. A Mongol stabbed her in Season 1, leaving her infertile and the subject of teasing. In Season 2, after her husband is elected bey, she becomes baş hatun of the Kayı tribe, succeeding Selcan Hatun. She is upset when Osman decides to marry a second wife, due to his late father's will, although she accepts her fate. She attempts to find him a wife, which leads to her meeting with Aksu Hatun, whom Osman rejects because she is not the daughter of a bey. Aksu is later killed by Targun Hatun, who loved Osman but seeks revenge on him after he exiles her for poisoning Bala. Targun regarded Bala as an obstacle preventing her marriage to Osman. After killing Targun, Bala had tensions with Malhun Hatun, who later becomes the second wife, although Bala accepts her. Bala later becomes pregnant and gives birth to Osman's second son Alaeddin Ali. Two months after the victory of İnegöl, she learns that she is expecting again and later gives birth to a daughter, Halime. In the first episode of Season 5, Bala's daughter, Halime is deceased, and Bala Hatun has a terrible disease. She is a warrior lady who is always at the forefront of conquests and wars supporting her husband Osman. Özge Törer won the Best Actress of the Year award at the Crystal Globe Awards for her performance.^[8][9] The character is based on Rabia Bala Hatun.

Malhun Hatun

Malhun (Yıldız Çağrı Atiksoy; Seasons 2–5), is the daughter of Ömer Bey, the second wife of Osman Bey and the mother of Orhan and Fatma Hatun.She is the Chief lady (Hanım/Baş Hatun) of Bayindir Tribe and Yenişehir. She belongs to the Bayındır tribe, an Oğuz tribe settled in Ankara suffering persecution from Geyhatu. The tribe consists of 10,000 people and seeks to settle in Bithynia on Osman's invitation, which was one of the reasons why Malhun comes. She is skilled in archery and combat. She saved Osman bey from Nikola's trap. She has a noble lineage of Beys formerly loyal to the Selçuk State and Sultan Alaeddin Keykubat. In the beginning she has tense relations with Bala but eventually they get along. She is sent by her father to examine the western borders of the state. She discovers Dündar's ring in Söğüt, and attempts to find the traitors in the Kayı tribe herself. Osman then initiates a major battle with the Byzantines, with the support of Malhun Hatun which is historically known as the Battle of Domanic. She later marries Osman Bey after Osman is advised by Seh Edebali to marry another woman to get heir for his beylik and becomes pregnant soon after. She gives birth to Osman's first child Orhan. She administers Yenişehir trade. She is a brave hatun, supporting her husband Osman in battlefields and also accompanies him on his conquests. She is called Gorkulu Devlet Ana of Ottomans. At almost the end of Season 4 she is revealed to be pregnant with Osman's fifth child and their joy was beyond limits. Actress Yıldız Çağrı Atiksoy won Golden Palm Awards 2021 in the category of Best TV Series actress for her role as Malhun Hatun . Based on Malhun Hatun.

Boran Bey

Flag of the Kayı tribe under Osman Bey's rule

Boran (Yiğit Uçan;^[10] starring in seasons 1–5) is one of Osman Bey's main supporters. He is the widower of Gonca Hatun and a close companion of Konur and late Göktuğ, Dumrul, Gence Bey and Cerkutay. He is a talented bard and singer. He uses a sword. He is skilled in archery, and often also uses a bow and arrow in close combat. He is devastated after the death of Gonca Hatun and takes his revenge by killing Julia. He allies with Konur Alp to support Osman Bey when Gunduz Bey took over Kayi Beylik. Evolves over time with Osman bey and is with his children and him most of the time. Later falls in love with Esrigun Hatun in Season 4. At the end of Season 4 Osman made him the Bey of Koprihisar castle

Goktug Bey

Burak Çelik (seasons 1–3) as Göktug Alp. Göktug (formerly Kongar) was one of Osman Bey's main Alps and his best friend. He was formerly right-hand man and Balgay's adoptive son, and Konur Alp's long-lost younger brother. He became a "Mankurt" (brainwashed Mongol) after his tribe was raided after which he was given to a slave trader. He reverted to Islam after he saw a letter from the Emperor confirming Balgay had bought him from the slave market. He was recaptured by Balgay who again brainwashed him with the use of his shaman. After killing his brother, the devastated Göktug reverted to Islam once again. He became the Alpbaşı (transl. Chief Alp) of the Kayı tribe after Osman became the Bey. when He returned from exile self and Targun, helped Bala escape and kill Targun and reunited with Osman. AfterTargun's death, he became the leader of the Cuman Turks. In Season 3 he was martyred by Geyhatu Han, devastating Osman Bey and his Alps.

Dundar Bey

Dundar (Ragıp Savaş; seasons 1–2) was the youngest son of Süleyman Şah and Hayme Hatun. The youngest brother of Sungurtekin Bey and Ertuğrul Ghazi, and the youngest adoptive brother of Selcan Hatun. Husband of Hazal Hatun and widower of Zöhre Hatun. Father of Aygül, Batur and Bahadır, adoptive father of Saltuk Alp. Uncle of Gündüz, Savcı and Osman. Is easily swayed by others. He was made substitute Bey while Ertuğrul Ghazi was on a mission in Konya. When the Mongols attacked, he preferred to bow down to them rather than fight, angering those who were close to Osman Bey. Tries to take over Gündüz's Beylik when he became the Bey instead of him and helps the Mongols against Osman Bey. Is manipulated by his wives. He became the Selçuk Sançak Bey, a Selçuk operative figure, for a while after he allied with the Mongols. He later accepts his mistakes and begs for forgiveness but was punished by Ertuğrul and sent out of the tribe for a while into Söğüt. He respects and is loyal to his older brother, Ertuğrul Ghazi. Later in Season 2, when Ertuğrul is on his death bed, he decides to betray his brother and nephews in order to seize the Kayı Beylik. He is angered when Osman becomes the Bey, collaborating with anyone against Osman. He is eventually executed by Osman for his treachery. Based on Dündar Bey.

Others

This is a list of main characters who starred in one season:

Bamsı Beyrek

Bamsı (Nurettin Sönmez;^[11][13][14] starring in seasons 1–2) was the adoptive brother and loyal Alp of Ertuğrul Ghazi. He was the former Chief Alp of the Kayı tribe and the widower of Hafsa Hatun, father of Aslıhan (daughter of Bamsı) and Aybars Bey and adoptive father of Sıddık Alp. He was loving towards his wife and children and used to count the days since his daughter and wife died in a plague and then mourned for weeks after his son dies, mourning just as much for his adoptive son. He was a close friend and mentor of Osman Bey. He was martyred in the ambush lead by Kara Saman Togay. Loosely based on Bamsi Beyrek, a character in the Book of Dede Korkut, whose story was referenced by Bamsı in Season 3 of Diriliş: Ertuğrul.

Cerkutay

Cerkutay (Çağrı Şensoy)^[11][15] is one of Balgay's former men. He laughs at everything. He is friends With Göktug. He likes to joke around, particularly with Boran Alp and Göktuğ Alp. He has a keen appetite for food and drink, often eating and drinking excessively. He is the Widower of Aygul Hatun, and the step father of Kayı Alp. In Season 4 he married Ulgen Hatun and have a son named Cerkutaye Jr (Gazi Alp).

Gündüz Bey

Gündüz Bey (Emre Basalak) was the first and eldest son of Ertuğrul Gazi and Halime Sultan. Nephew of Selcan Hatun, whom he treated as his own mother. Savcı Bey and Osman Bey's eldest brother.^[11] Husband of Ayşe Hatun, and the father Aktemur Bey and Aydoğdu Bey, father-in-law of Alcicek Hatun. He was protective and loving toward Osman Bey and Savcı Bey. He was martyred in the battle of victory of Inegol Castle. Based on Gündüz Alp, the son of Ertuğrul.

Aktemur Bey

Aktemur bey (Taha Baran Özbek; starring in seasons 3–4) is the son of Gunduz Bey (deceased) and Ayse Hatun. Was assigned a secret mission by Osman Bey for many years until he returns to the Kayi Tribe. His First appearance was when he was spying for Osman Bey in Bilecik, then Inegol. After Inegol is conquered, he returns to the Kayi tribe. He becomes the Subaši of Yenišehir after it is conquered. He falls in love with Alçiçek, the daughter of Oktem Bey and Bengi Hatun. He later married her.

Ayse Hatun

Ayşe Hatun (Açelya Özcan)^[11][16] is Gündüz Bey's wife and Osman Bey's sister-in-law.^[11] Knows how to calm her husband and is loyal to Selcan Hatun. Mother of Aktemur Bey and Aydoğdu Bey. The mother-in-law of Alçiçek Hatun.

Aygül Hatun

Aygül (Buse Arslan)^[11][17] was the daughter of Dündar Bey and Zöhre Hatun and step-daughter of Hazal Hatun, the younger sister of Batur Bey and younger half-sister of Bahadır Bey. She was a paternal cousin of Osman Bey and niece of Selcan Hatun. She was the widow of Alişar Bey and the mother of Kayı Alp. She used to be in love with Osman Bey,^[11] until Osman Bey supposedly kills her brother, Batur Bey. When she learned the truth, she became mentally unstable and attempted to kill Hazal Hatun (after Hazal killed Zohre Hatun) twice even mistakenly killing her best friend Burcin Hatun.Later Selcan Hatun took care of her far away from tribe and trained her well to became a great warrior female Alp of Osman. She married Cerkutay, and was later martyred in the battle of victory of Yenişehir.

Aliases:

• Deli Aygül (transl. "Crazy Aygül"; nickname given by Cerkutay)

Gonca Hatun

Gonca Hatun (Emel Dede)^[11] was the wife of Boran Alp, and the adoptive sister and best friend of Bala. A lady of the Ahis, serves and is loyal to her father figure, Şeyh Edebali. She treats Selcan Hatun as a mother, and is saddened when she temporarily has to leave the tribe. She was talented at fighting, along with her companions Bala and Aygül.She was martyred by Julia while saving Bala Hatun and Orhan.

Sheikh Edebali

Şeyh Edebali (Seda Yıldız)^[11] is a Sufi Sheikh, Osman Bey's mentor and father-in-law. He is the son of Mahmut Derviş and widower of Ulduz Hatun. He is father of Bala Hatun and grandfather of Alaeddin Ali and Halime Hatun and treats Orhan and Fatma as his own grandchildren. A mentor to Osman. He is also both the father-in-law and teacher of Dursun Fakih. Based on Sheikh Edebali.

Abdurrahman Gazi

Abdurrahman Gazi (Celal Al)^[11][18] was a veteran warrior of the Kayı tribe. A former bodyguard of Osman Bey's grandparents, Süleyman Şah and Hayme Hatun, and an Alp of Ertuğrul Gazi. A close friend of Osman Bey. A former chief Alp of the Kayı tribe. One of his arms was amputated after he was wounded by Sofia. He is loyal to both Osman Bey and his father. Skilled in battle, and respected by everyone. He supports Osman in becoming the Bey. He is later martyred in Togay's ambush. Based on Abdurrahman Gazi.

Selcan Hatun

Selcan Hatun (Didem Balçın;^[11] starring in seasons 1–3) was the eldest daughter of Alptekin Bey and the adoptive daughter of Süleyman Şah and Hayme Hatun. She was the older sister of Gökçe Hatun and the adoptive sister of Sungurtekin Gazi, Ertuğrul Gazi and Dündar Bey.^[11] She was the widow of Gündoğdu Bey and the bereaved mother of Süleyman Alp and İltekin Bey. Selcan was treated as a mother by Gündüz and Osman after Halime Hatun's death, and by Bala, Aygül, Gonca, Malhun and Ayse after their mothers' deaths. She was protective of all the Kayı Hatuns, her nephews and nieces and was loyal to her adoptive brother, Ertuğrul Gazi. She died in Season 3 due to growing age and illness leaving the tribe teary-eyed.^[19] Loosely based on Princess Saljan, a character from the Book of Dede Korkut.

Aliases:

• Selcan Ana (transl. Mother Selcan)

Kumral Abdal

Kumral Abdal (Emin Gürsoy;^[20] starring in seasons 2–4) is a follower of Şeyh Edebali and flag bearer of Ertuğrul Gazi. He devotes himself to spreading Islam and fighting infidels. Based on Kumral Abdal, one of Sheikh Edebali's dervishes.

Orhan

Orhan (Aybars Kartal Özson; starring in seasons 3–4) is the son of Osman and his second wife Malhun Hatun. Elder brother of Alaeddin Ali,Fatma Hatun and Halime Hatun. He is the Bey of Karachisar Castle.

Alaeddin Ali

Alaeddin Ali (Yaman Çınar Balcı; starring in seasons 3–4) Son of Osman and his first wife Bala Hatun. Younger brother of Orhan. Elder brother of Fatma Hatun and Halime Hatun. He is the Bey of Kulucahisar Castle.

Fatma Hatun

Fatma Hatun (Cemre Demircan); is the daughter of Osman Bey and his second wife Malhun Hatun. She is the younger sister of Orhan and Alaeddin Ali and the older sister of Halime Hatun.

Halime Hatun

Halime Hatun; (starring in Season 4) was the fourth child of Osman Bey. Daughter of Osman Bey and his first wife Bala Hatun. She was the younger sister of Orhan, Alaeddin Ali and Fatma Hatun. She was named in honour of her paternal grandmother, Halime Sultan. In Season 5 she is shown dead, devastating her family.

Konur Alp

Berk Ercer (starring in seasons 3–5) as Konur Alp / Sarkis. He was a Seljuk commander who was the right-hand man of Vizier Alemshah. He has a scar on the left side of his face. Later had a change of heart by Seikh Edebali and sided with Osman Bey. He is a skilled warrior and best at carrying out secret missions. At the end of Season 4 Osman made him the Bey of Koyunhisar castle. Not be confused with Season 1 Konur Alp. Based on Konur Alp.

Dursun Fakih

Dursun Fakih (Burç Kümbetlioğlu); starring in seasons 3–4) is both the son-in-law and student of Sheikh Edebali. He is the brother-in-law of Bala Hatun. He leads the Friday sermon and prayer on behalf of Osman Bey when Osman announces his Beylik.

Single-season characters

This is a list of characters who were supporting characters in a single season, and may have made guest or minor appearances in other seasons:

Season 2

• Yeşim Ceren Bozoğlu as Hazal Hatun^{[24][n 1]}: Dündar's first wife and Bahadır's mother,^[11] stepmother of Batur Bey and Aygül Hatun, Hanım of the Çobanoğulları tribe, granddaughter of Hüsamettin Çoban and sister of Muzaffereddin Yavlak Arslan. She wears luxurious purple clothes and expensive jewelry. Hazal is arrogant as she is the sister of an influential and wealthy bey. She supports Dündar in his treacherous plans. After Dundar was caught red handed, she was exiled to her maiden tribe.

Flag of the Çobanoğlu tribe

• Umut Karadağ as Yavlak Arslan^[25] (also known as Muzaffereddin Yavlak Hasan and Arslan Bey): Hazal Hatun's older brother, Dündar's brother-in-law, and Bahadır Bey's uncle. Bey of the Çobanoğulları, a small, poor but powerful tribe close to the Mongols during Argun's rule. Formerly a rebellious protégé of Ertuğrul. He is the Uç Bey of Kastamonu. Based on Muzaffer al-Din Yavlak Arslan, the third bey of the Chobanids, an Anatolian beylik.
• Seray Kaya as Lena Hatun^[26] (formerly Prensesi Lena, transl. Princess Lena): Savcı Bey's wife and the daughter of a Byzantine Tekfur. She is the mother of Bayhoca and another son named Ertuğrul. After Bayhoca became a martyr, she decided to convert to Islam. Loosely based on Avna Hatun, the wife of Saru Batu Savcı Bey.
• Yağızkan Dikmen as Bayhoca: The first son of Savcı Bey and Lena Hatun. Osman Bey's nephew. Spent years studying in Crimea. Admires his uncle, Osman, and aspires to be like him, having a thirst for battle. However, due to his young age, he is naive and makes bad decisions, sometimes endangering himself and others. He was martyred in a battle against Inegöl's Tekfur Nikola while trying to capture him on his way to Constantinople along with his uncle Osman due to Dündar's treachery. Based on Bayhoca.
• Zeynep Tuğçe Bayat as Targun Hatun: The daughter of İnal Bey who was sent to the Kayı tribe by Aya Nikola to spy, in exchange for Nikola releasing her father from captivity. She is from a distant Cuman Turk tribe, which just like the Oǧuz Turks is of Turkic ethnicity, however, is Tengrist rather than Muslim. After Osman refused to marry her she turned into an enemy of him but later got killed by Bala with the help of Göktug while capturing her.
• Seçkin Özdemir as Komutan Flatyos^[27] (transl. Commander Flatyos): A disgraced Byzantine commander and an old friend of Aya Nikola, much like Diriliş: Ertuğrul's Uranos and Titan. He has a grudge against Ertuğrul and his sons, as Ertuğrul killed his father, presumably Komutan Kostas, when he was conquering Karacahisar. Has an unrequited love for Lena. He also holds a grudge against Savcı for marrying her. After being held in the caged tent at the Kayi tribe, Savci and Lena avenged their son Bayhoca and killed him much to Osman's anger.
• Şahin Ergüney as Ömer/Umur Bey: The Bey of the Bayındır tribe. Son of Kızıl Bey and father of Malhun Hatun. A war veteran formerly loyal to the Seljuks, famed for battles against the Mongols. He was the maternal grandfather of Orhan and Fatma Hatun. Based on Ömer Bey, the father of Malhun Hatun.
• Mert Turak as Petrus (disguised as Süleyman): A member of the Knights Templar organisation. Sent by the Pope for a secret plan. Not to be confused with Diriliş: Ertuğrul's Petrus.
• Teoman Kumbaracıbaşı as Kara Şaman Togay (transl. Dark Shaman Togay): The son of Baycu Noyan, raised by a Shaman after Noyan's death. Has two unknown brothers who serve him. A fierce commander and 'hunting dog' of Geyhatu.
• Şevket Süha Tezel as Epharistos Kalanoz:^[28] The younger brother of Komutan Kalanoz. Based on Kalanoz, a commander of Aya Nikola.
• Emre Koc as Komutam Camuha: A Mongol commander sent by Geyhatu to help Kara Shaman Togay collect taxes from tribes
• Murat Boncuk as Aykut Alp: An Alp of Osman Bey
• Yusuf Korkmaz as Salguraga Alp: A loyal Alp of Osman who appeared at the end of Season 2 and helps him at the hardest times. He is known as a lone bear of Konya.

Multiple seasons

• Cahit Ozturk as Saruja Alp: He was a normal Alp until he was promoted to a higher level in the same season and later disappeared. He reappears in Season 4 which left people perplexed. He is martyred by Ismihan Sultan.
• Kemal Arda As Cinar Alp: A provoked Alp of Bamsi who makes entry quiet a times with bamsi Bey in Season 2. He reappears in 117 in fight against Nayman.
• Tugrul Kizildemir as Kutlu Alp: Alp Of Ayse Hatun and previously a normal soldier of Osman who used to not show himself.
• Ömer Ağan as Saltuk Alp: Adoptive son of Dündar Bey and Hazal Hatun, bodyguard and Alp of Dündar. Later sided with Osman Bey and was martyred in Season 3. Based on Saltuk Alp, an early Ottoman warrior.^[29]
• Tolga Akkaya as Dumrul Alp:^[11][30] Osman Bey's Alp. Works usually with Ayaz Alp. Not to be confused with Diriliş: Ertuğrul's Dumrul Alp.
• Atilla Güzel as Ayaz Alp:^[11][31] Osman Bey's Alp. Works usually with Dumrul Alp. He is the oldest of Osman's Alps and loves to eat. Uses an axe in one hand and a sword in the other.
• Fatih Ayhan as Baysungur Alp: The bodyguard of Ertuğrul Bey and Savcı Bey. Supports Savcı in his attempt to become the Bey. Later sided with Osman Bey and used to protect Orhan and Alaeddin Ali. Based on Baysungur Alp, the Alp of Ertuğrul and Osman.
• Ayşen Gürler as Helen:^[11] The assistant of Sofia and later Nikola. Serves as Sofia's closest assistant and best friend.
• Ahmet Kılıç as Zülfikar Derviş: A dervish of Şeyh Edebali
• Abidin Yerebakan as Akça Derviş: A close friend of Şeyh Edebali, and one of his dervishes. Not to be confused with Diriliş: Ertuğrul's Akça Bey.
• Ahmet Yenilmez as Demirci Davud^[32] (transl. Blacksmith Davud, also known as Davut Bey): A close companion of Osman and Ertuğrul and the Kayı blacksmith, He is mostly seen around with Çömlekçi İdris. He is brave and loyal to Osman Bey.
• Rasid Baran as Raşit Alp: A devoted Alp of Umur Bey from Kizil Bey tribe who is also an Alp of Malhun Hatun.
• Burak Yenilmez as Kutan Alp: Personal Alp of Turgut Bey. He was martyred.
• Zabit Samedov as Gence Bey: An Azerbaijani Turk warrior from Karabakh
• Turpal Tokaev as Turahan Alp: An Alp from Karabakh who came in search of Osman
• Sener Savas as Sultan Mesud II: Ruler of the Sultanate of Rum
• Ümit Belen as Imparator Andronikos II: Emperor of Byzantine Empire
• Ismail Alan as Yagiz Alp: An Alp of Osman from Season 2. Appears more often with Dumrel, Oguz and Ayaz
• Hakan Oncu As Dumrel Alp: An Alp of Osman from Season 2

Season 1

• Abdül Süsler as Komutan Kalanoz^[11] (transl. Commander Kalanoz): He is commander of Kulucahisar and Sofia's lover. He thought that he had to kill Yorgopolos in order to marry Sofia, he didn't know that it was a plan of the Margarit Monks. Not to be confused with his younger brother Epharistos Kalanoz.
• Kadir Terzi as Kanturali Alp: An Alp of Osman Bey. He is martyred during Osman's escape from Salvador. Not to be confused with Diriliş: Ertuğrul's Turalı Alp. Loosely based on Kan Turali, a character from the Book of Dede Korkut.

Season 2

• Bahtiyar Engin as David (disguised as Çömlekçi İdris, transl. Potter İdris): A Templar spy working for the devious Efendi Petrus for years. Disguised as a cowardly Kayı potter who decided to migrate to Arslan's tribe when his tribe was in a bad situation. He replaces Şahin Bey as tribe council bey and is seen around with Demirci Davud.
• Sezanur Sözer as Eftalya: Daughter of Arito Üsta. The maid of Aya Nikola.
• Kahraman Sivri as Arito Üsta: The father of Eftalya. He is deaf, but an expert lip-reader. As Nikola's cook, he spies for the Kayıs along with his daughter, helping them in their attacks on Nikola's forces.
• Oğuz Kara as Ahmet Alp: A boy who lost his father to Tefkur Alexis, much like Dirilis: Ertugrul's Turali. Bala and Osman treat him as their own son. Not to be confused with Diriliş: Ertuğrul's Ahmet Alp (formerly Ares). Based on Ahmet Gazi, one of Orhan Gazi's Alps.
• Çağlar Yalçınkaya as Sartaç Alp: The Alp and bodyguard of Yavlak Arslan.
• Cüneyt Arkın as the head of the White-Bearded Men^[33] - This leader is said to be the most developed Aksakal head out of both Kuruluş: Osman and Diriliş: Ertuğrul. He is a close companion of Ertuğrul and later Osman.
• Tekin Temel as Simon (disguised as Melik): The right-hand man of Petrus, posing as a wealthy merchant, "Tüccar Melik Abdullah".
• Semih igdigul as Governor Yargucu: Commander of Geyhatu and de facto ruler of Seljuk in Geyhatu's absence to become the Khan.

Season 3

• Ridvan Uludaşdemir as Diego: A Catalan warrior and right-hand man of Anselmo. Killed by Malhun Hatun when he and Anselmo attacked Malhun and Osman.
• Hamza Güneysu as Serhan Alp: Alp of Turgut Bey
• Devlet Yagshymuradov as Balaban Alp: A normal Selcuk soldier who joins Osman and becomes his Alp as he comes with a messenger of Sultan Alaeddin.
• Jaffa Dz as Shamil Alp: A young Alp who arrived with Gence bey to assist and support Osman towards his goal for a future state. His loyalty and bravery makes him one of Osman's most trusted Alps.

Malhun Hatun

The series was initially named Diriliş: Osman. Aslıhan Karalar, the actress who played Burçin Hatun, was imagined to play the role of Malhun Hatun,^[39][40] who did not appear in the first season. Aslıhan Karalar was the first actress confirmed to join the series. However, in series, Osman's first partner is Bala hatun who was played by Turkish actress Özge Törer.^[11] This was only verified after the series' first episode. Before Season 2, Özge Yağız and Yağmur Öztürk were expected to play the role of Malhun Hatun due to the fact that they both shared videos of them taking fencing lessons. This thought was dropped after Özge Yağız took part in the TV series Sol Yanım and Yağmur Öztürk took part in the TV series Acemi Anneler. Yağmur Öztürk was still, however, rumoured to play the role at some point.^[41] The 43rd episode trailer then revealed that Funda Güray was likely to play this role,^[42] however, it turned out that she would portray Aksu Hatun. It was later confirmed that Yıldız Çağrı Atiksoy would play the part.^[43][44]

Ertuğrul Gazi

Mehmet Bozdağ said there will be a surprise about this character in Kuruluş: Osman while Engin Altan Düzyatan, who plays Ertuğrul in Diriliş: Ertuğrul, said that he may give a surprise, but "no clear decision can be made".^[45] He may later appear in some dreams (like Süleyman Şah) or in a flashback. Ertuğrul was at first thought to appear in Season 1. When he didn't appear, he was thought to be played by Engin Altan and appear in the second season. Other rumours indicated that Ediz Hun would play his role.^[46][47] The character's appearance was When the first trailer was released, it was confirmed that Tamer Yiğit would portray Ertuğrul.^[48]