Beverly Garland

Joyce Webster, aka Jane Marvin

Bruce Bennett

Dr. Eric Lorimer

Lon Chaney Jr.

Manon

George Macready

Dr. Mark Sinclair

Frieda Inescort

Mrs. Lavinia Hawthorne

Richard Crane

Paul Webster

Douglas Kennedy

Dr. Wayne McGregor

Bill Bradley

Patient 'Number Six' (uncredited)

Hal K. Dawson

Conductor

Dudley Dickerson

Porter

John Frederick

1st Male Nurse (uncredited)

Ruby Goodwin

Louann

Ken Kane

Third Male Nurse (uncredited)

Boyd Stockman

Alligator-headed Paul

Vince Townsend Jr.

Toby

Lee Warren

2nd Male Nurse (uncredited)

Roy Del Ruth

Director

Mary Coleman

Script Supervisor

Herbert E. Mendelson

Asistente de Dirección

Orville H. Hampton

Guión, Guión Adaptado, Historia

Charles O'Neal

Guión, Historia

Robert M. Fresco

Guión

Karl Struss

Director de Fotografía

Irving Gertz

Compositor de la Música Original

W.D. Flick

Sound

Arthur Cornell

Sound Effects

Jack Leewood

Productor

Associated Producers

Compañía de Produccion

Herbert E. Mendelson

Production Manager

Eve Newing

Estilista

Ben Nye

Maquilladora

Dick Smith

Maquilladora

Ollie Hughes

Costume Supervisor

William McCrary

Costume Supervisor

Harry Gerstad

Editor, Supervising Film Editor

Orven Schanzer

First Assistant Editor

John B. Mansbridge

Dirección Artística

Lyle R. Wheeler

Dirección Artística

Joseph Kish

Decorados

Walter M. Scott

Decorados

Fred Etcheverry

Special Effects

Bob Bryant

Dobles

George Westenhiser

Property Master