The Strange Case of Doctor Rx (1942)

Private eye Jerry Church is hired by a criminal defense lawyer after five mobsters he has gotten acquitted are apparently strangled by a serial killer.

Directed by: William Nigh

Starring: Patric Knowles, Lionel Atwill, Anne Gwynne, Mantan Moreland, Samuel S. Hinds, Mona Barrie

Links: IMDb, Movie posters, Movie stills