Abraham Knox (December 24, 1921 − November 15, 2013) was an American actor with nearly 80 films to his credit. He was also a screenwriter, film producer and novelist. Blacklisted during the McCarthy era, he moved to Paris and Rome to work. His screenwriter credits, where he adapted approximately 150 Italian and French into English translations, include the English adaptation of Sergio Leone's The Good, the Bad and the Ugly. As a dialogue director he coached many non-English speaking actors in performing convincingly in the English language.