The 39 Steps (1959)

The 39 Steps
Thriller, Mystery
In London, a diplomat accidentally becomes involved in the death of a British agent who's after a spy ring that covets British military secrets.
Starring
Kenneth More, Taina Elg, Brenda De Banzie, Barry Jones, Reginald Beckwith, Faith Brook, Michael Goodliffe, James Hayter, Duncan Lamont, Jameson Clark
Directed By
Ralph Thomas