Sabotage (1936)

A Scotland Yard undercover detective is on the trail of a saboteur who is part of a plot to set off a bomb in London. But when the detective's cover is blown, the plot begins to unravel.

Director:

 Alfred Hitchcock

Writers:

 Joseph Conrad (from the novel: "The Secret Agent" by), Charles Bennett (screen play), 4 more credits »

Stars:

 Sylvia Sidney, Oskar Homolka, Desmond Tester - via IMDB

https://archive.org/details/Sabotage_1936