Joyce Taylor

Althea

Mark Damon

Eduardo

Eduard Franz

Orsini

Michael Pate

Bruno

Merry Anders

Sybil

Meg Wyllie

Woman

Dayton Lummis

Roderick, Count of Sardi

Walter Burke

Grimaldi

Alexander Lockwood

Man

Charles Wagenheim

Mario

Herman Rudin

Pasquale

Jon Silo

Benito

Edward L. Cahn

Director

Gilbert Warrenton

Director of Photography

Orville H. Hampton

Writer

Robert Carlisle

Editor

George Bruce

Writer

Robert E. Kent

Producer

Hugo Friedhofer

Original Music Composer

Sabine Manela

Costume Design

Ben Hersh

Production Supervisor

Franz Bachelin

Art Direction

Morris Hoffman

Set Decoration

Jerry Bos

Costume Design

Ralph Acton

Casting

Joseph Small

Production Manager

Herbert S. Greene

Assistant Director