Blackmail - 1929 - Hitchcock

After killing a man in self-defense, a young woman is blackmailed by a witness to the killing.

Director: Alfred Hitchcock
Writers: Charles Bennett, Alfred Hitchcock, Benn W. Levy
Stars: Anny Ondra, John Longden, Sara Allgood

Alfred Hitchcock started making Blackmail as a silent film, but after getting access to the new movie sound technology, he ended up releasing two versions. The sound version was one of the first “talkies” released in Britain.