Joplin Sibtain, sometimes credited under the professional pseudonym Chook Sibtain, is a British actor known for the Netflix series Safe, his seasons at the National Theatre, and his role as Tarak Ital in the Doctor Who special The Waters of Mars. He voiced Olin in the game Horizon Zero Dawn. He won the award for Best Actor at the New York Movie Awards for the title role in the film The Memory Man and played Brasso in the television series Star Wars: Andor.

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