If you liked this movie, you should also see: Jaws (1975)The Conversation (1974)Raiders of the Lost Ark (1981)Capricorn One (1978)Charley Varrick (1973)
A member of British Intelligence assumes a fictitious criminal identity and allows himself to be caught, imprisoned, and freed in order to infiltrate a spy organization and expose a traitor; only, someone finds him out and exposes him to the gang...