Otto Pendragon Farrant is an English actor. He is best known for his portrayal of the titular character in Amazon Prime's spy thriller series Alex Rider (2020–present), which received critical acclaim. He previously had supporting television roles in The White Queen (2013), War & Peace (2016) and Mrs. Wilson (2018). As a theatre actor, he has performed at venues such as the Royal National Theatre and the Young Vic.

Otto Farrant plays as Alex Rider in Alex Rider.
Otto Farrant is the top #1 member of the cast and appears in 16 episodes.

Brenock O'Connor plays as Tom Harris in Alex Rider.
Brenock O'Connor is the top #2 member of the cast and appears in 16 episodes.

Ronkẹ Adékoluẹjo is an English actress. She studied acting for three years from 2010 at the Royal Academy of Dramatic Art (RADA) in London. She graduating a Bachelor of Arts degree in Acting (H Level) in 2013. She is best known as Jack Starbright in the teen spy thriller series Alex Ryder (2020). She has also acted in the 10th series, Doctor Who. In 2018, she appeared in Netflix’s original music Bean So Long. She first entered the theater and trained her acting skills. She gets to play Ṣadé in the pilot of the Channel 4 television production Big Age, in 2021.

Ronkẹ Adékoluẹjo plays as Jack Starbright in Alex Rider.
Ronkẹ Adékoluẹjo is the top #3 member of the cast and appears in 16 episodes.

Vicky McClure is an English actress best known for her work in the films of director Shane Meadows

Vicky McClure plays as Mrs. Jones in Alex Rider.
Vicky McClure is the top #4 member of the cast and appears in 16 episodes.

Nihat Haluk Bilginer is a Turkish actor. In addition to his acting career in Turkey, he has also worked in the United Kingdom and remains best known for his role as Mehmet Osman in the television soap opera EastEnders during the 1980s. He has also starred in Hollywood movies as a minor actor. He has won a Palme d'Or for his performance in Winter Sleep in 2014, and an Emmy for his performance in Şahsiyet in 2018.

Haluk Bilginer plays as Dr.Grief in Alex Rider.
Haluk Bilginer is the top #5 member of the cast and appears in 8 episodes.

Ace Bhatti is a British film and television actor. He trained at the London Academy of Music and Dramatic Art, England, UK.

Ace Bhatti plays as Crawley in Alex Rider.
Ace Bhatti is the top #6 member of the cast and appears in 8 episodes.

Marli Siu plays as Kyra in Alex Rider.
Marli Siu is the top #7 member of the cast and appears in 8 episodes.

Nyasha Hatendi plays as Smithers in Alex Rider.
Nyasha Hatendi is the top #8 member of the cast and appears in 8 episodes.

Karl Farrer plays as Agent in Alex Rider.
Karl Farrer is the top #9 member of the cast and appears in 8 episodes.

Thomas Levin plays as Carl Jensen in Alex Rider.
Thomas Levin is the top #10 member of the cast and appears in 8 episodes.