Castle Sinister (1948)

Name: Castle Sinister
Genre: Horror, Thriller
Released: 1948-02-19
Duration: 49 min
Cast: Mara Russell-Tavernan, Robert Essex, Karl Meir, James Liggat, John Gauntley

During the War, a British agent travels to the remote Glennye Castle in the wilds of Scotland to investigate a mysterious murder by a masked phantom. Who or what is the phantom? And how are the Germans involved?