Sebastian Theodore Kemble Croft is a British actor. He began his career as a child actor on stage before making his television debut as Young Ned Stark in Game of Thrones. He earned a BAFTA Children's Award nomination for his role as Atti in Horrible Histories: The Movie – Rotten Romans.
Leonidas, a Spartan warrior that fought in the Trojan war finds a job as a mercenary alongside Aristophanes, a failed Playwright, where they fight Mythic monsters and meet other Mythological Heroes and Gods.