A Man Could Get Killed (1966)
An American businessman visiting Lisbon gets mistaken for a British secret agent who stole some diamonds. As a result, he has everybody in Lisbon after him.
Directed by: Cliff Owen, Ronald Neame
Starring: James Garner, Melina Mercouri, Sandra Dee, Anthony Franciosa, Robert Coote, Roland Culver
Links: IMDb, Movie posters, Movie stills