Pickup on South Street

Pickup on South Street is a 1953 American spy film noir written and directed by Samuel Fuller, and starring Richard Widmark, Jean Peters, and Thelma Ritter. Widmark plays a pickpocket who unwittingly steals a covert microfilm sought by foreign agents. The film combines elements of the traditional crime film noir with Cold War-era espionage drama. It was released by 20th Century-Fox.

Synopsis from Wikipedia, CC BY-SA 4.0. Everything below written here.

Poster by Illustrator unknown. "Copyright 1953 by Twentieth Century–Fox Film Corp. " (Public domain).