You'll Find Out
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.
Himself
Professor Karl Fenninger
Judge Spencer Mainwaring
Prince Saliano
Janis Bellacrest
Chuck Deems
Aunt Margo Bellacrest
Jurgen
Herself
Ish Kabibble
Mary (uncredited)
Mr. Corey (uncredited)
Marion (uncredited)
Lady In Taxi (uncredited)
Jean (uncredited)
Script Man (uncredited)
Ms. Gaby Lawson (uncredited)
Apartment Complainer (uncredited)
Cabbie (uncredited)
Mimi (uncredited)
Penny (uncredited)
Real Karl Fenninger (uncredited)
Servant (uncredited)
Apartment Responder (uncredited)
Mother (uncredited)
Jane (uncredited)
French Maid (uncredited)
Mac (uncredited)
Joan (uncredited)
Infant (uncredited)
Georgia (uncredited)
