Synopsis: The whole cast looks like they're enjoying themselves in this spoof on crime melodramas. A series of thefts are being committed nightly at the thirteenth hour (i.e., 1 A.M.), the latest resulting in a murder, and detective Matt Gray (Charles Delaney) is convinced he can find the perpetrator with the help of his trusty German shepherd. Along the way he meets Mary Lyle (Jacquelin Gadson), who is the secretary for Professor Leroy (Lionel Barrymore). Leroy is offering a reward to whoever solves the crimes, ... Full Synopsis