Ray Milland

Maxwell Kirshner

Rosey Grier

Jack Moss

Don Marshall

Dr. Fred Williams

Roger Perry

Dr. Philip Desmond

Chelsea Brown

Lila

Kathrine Baumann

Patricia

John Dullaghan

Thomas

John Bliss

Donald

Bruce Kimball

Police Lieutenant

Jane Kellem

Miss Mullen

Lee Frost

Sergeant Hacker

Wes Bishop

Dr. Smith

Roger Gentry

Police Sergeant

Britt Nilsson

Nurse

릭 베이커

Gorilla

Phil Hoover

Policeman

Rod Steele

Medical Salesman

Michael Viner

Prison Guard

William Smith

Hysterical Condemned Man

Jerry Butler

Prison Guard

George E. Carey

Mitch

Tommy Cook

Priest

Albert Zugsmith

Cameo

Dick Whittington

TV Newscaster

Ron Gans

Reporter in Tan Coat (uncredited)

Joan Prather

Nurse (uncredited)

Ray Sebastian

Policeman in Car 219 (uncredited)

Lee Frost

Director

Wes Bishop

Screenplay

Robert O. Ragland

Original Music Composer

Roger Gentry

Production Manager

Thomas R. Burman

Special Effects

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Special Effects

Lee Frost

Screenplay

James Gordon White

Screenplay

Lee Frost

Story

Wes Bishop

Story

Wes Bishop

Producer

John Lawrence

Executive Producer

Jack Steely

Director of Photography

Daniel C. Striepeke

Special Effects

Gail Brown

Special Effects

Pete Peterson

Special Effects

Charles H. Schram

Special Effects

Bud Ekins

Stunts

Paul Nuckles

Stunt Coordinator

Saber Productions

American International Pictures

US