Cast

Lee Van Cleef

Dr. Tom Anderson

Beverly Garland

Claire Anderson

Peter Graves

Dr. Paul Nelson

Sally Fraser

Joan Nelson

Russ Bender

General James Pattick

Jonathan Haze

Pvt. Miguel Ortiz

Dick Miller

Sgt. Neil

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Paul Harbor

Floyd Mason

Charles B. Griffith

Dr. Pete Shelton

Karen Kadler

Ellen Peters

Crew

Roger Corman

Director (Directing)

Samuel Z. Arkoff

Executive Producer (Production)

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Ronald Stein

Original Music Composer (Sound)

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Paul Blaisdell

Special Effects (Crew)

Roger Corman

Producer (Production)

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James H. Nicholson

Executive Producer (Production)

Charles B. Griffith

Writer (Writing)

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Larry Butterworth

Makeup Artist (Costume & Make-Up)

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Charles Gross Jr.

Editor (Editing)

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Lou Place

Production Manager (Production)