You'll Find Out

Movie 1940 · 1h 37m

A Cold-Shiver MYSTERY With Hot-Rhythm MUSIC!

Horror Mystery Comedy Romance Music

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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.

Cast

20 people

Kay Kyser Himself

Peter Lorre Professor Karl Fenninger

Boris Karloff Judge Spencer Mainwaring

Bela Lugosi Prince Saliano

Helen Parrish Janis Bellacrest

Dennis O'Keefe Chuck Deems

Alma Kruger Aunt Margo Bellacrest

J Joseph Eggenton Jurgen

Ginny Simms Herself

Harry Babbitt Himself

M.A. Bogue Ish Kabibble

Sully Mason Himself

Mary Bovard Mary (uncredited)

Jeff Corey Mr. Corey (uncredited)

Louise Currie Marion (uncredited)

Bess Flowers Lady In Taxi (uncredited)

J Jeanne Houser Jean (uncredited)

R Richard Kipling Script Man (uncredited)