The 39 Steps (1935)

A man in London tries to help a counter-espionage agent, but when the agent is killed and the man stands accused, he must go on the run to save himself and stop a spy ring that is trying to steal top-secret information.

Director: Alfred Hitchcock

Cast: Robert Donat, Madeleine Carroll, Lucie Mannheim, Godfrey Tearle, Peggy Ashcroft, John Laurie, Helen Haye, Frank Cellier, Wylie Watson, Gus McNaughton, Jerry Verno, Peggy Simpson, Ivor Barnard, Charles Bennett, Noel Birkin, Ex-Det. Sergt. Bishop, Wallace Bosco, Matthew Boulton