The manager of Kay Kyser's band books them for a birthday party bash for an heiress at a spooky mansion, where sinister forces try to kill her.
Boris Karloff | Judge Spencer Mainwaring | |
Peter Lorre | Professor Karl Fenninger | |
Bela Lugosi | Prince Saliano | |
Helen Parrish | Janis Bellacrest | |
Dennis O'Keefe | Chuck Deems | |
Alma Kruger | Aunt Margo Bellacrest |
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