The castle came equipped with terror, hungry lions, murderers...and laughs!

Three insurance investigators search for a mysterious billionaire. Based on the Old Time Radio show of the same name.

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Main Cast: Ida Lupino, David Hartman, Jack Weston, Don Knotts, Terry-Thomas, Les Crane, Hagan Beggs, Deanna Lund, Karen Jensen, Melodie Johnson

Director: Leslie Stevens

Writers: Carlton E. Morse, Leslie Stevens

Editor:

Cinematographer:

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