The Holcroft Covenant is a 1985 film based on the Robert Ludlum novel of the same name. The film starred Michael Caine and was directed by John Frankenheimer. The script was written by Edward Anhalt, George Axelrod, and John Hopkins.
Director John Frankenheimer later said I will be forever grateful to James Caan. Forever. Because he gave me the best gift thats ever happened to me in my career, which is Michael Caine.
Source: Wikipedia