Blackmail

Blackmail is a movie starring Anny Ondra, John Longden, and Sara Allgood. After killing a man in self-defense, a young woman is blackmailed by a witness to the killing.
London, 1929. Frank Webber, a very busy Scotland Yard detective, seems to be more interested in his work than in Alice White, his girlfriend. Feeling herself ignored, Alice agrees to go out with an elegant and well-mannered artist who invites her to visit his fancy apartment.