John Castle (born 14 January 1940) is an English actor. Castle has acted in theatre, film and television. He is well known for his role as Postumus in the 1976 BBC television adaptation of I, Claudius and for playing Geoffrey in the 1968 film, The Lion in Winter. He also played Dr. Carrasco as well as the prisoner called The Duke in the film Man of La Mancha. Description above from the Wikipedia article John Castle, licensed under CC-BY-SA, full list of contributors on Wikipedia. (오뜨랑에서 실시간으로 번역된 한글 프로필도 확인할 수 있어요) 2013년 The Tractate Middoth에서 John Eldred 역을 맡았다. 2012년 I Against I에서 Tommy Carmichael 역을 맡았다. 2008년 The Fixer에 출연했다.