Cast

Craig Stevens

Col. Joe Parkman

William Hopper

Dr. Nedrick 'Ned' Jackson

Alix Talton

Marge Blaine

Donald Randolph

Gen. Mark Ford

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Florenz Ames

Prof. Anton Gunther

Paul Smith

Corporal

Paul Campbell

Lt. Fred Pizar

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Pat Conway

Sgt. Pete Allen

Phil Harvey

Lou

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Helen Jay

Mrs. Farley

Crew

William Alland

Story (Writing)

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Chester W. Schaeffer

Editor (Editing)

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Ellis W. Carter

Director of Photography (Camera)

Nathan Juran

Director (Directing)

William Alland

Producer (Production)

William Lava

Original Music Composer (Sound)

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Alexander Golitzen

Art Direction (Art)

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Clifford Stine

Visual Effects (Visual Effects)

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Irving Gertz

Original Music Composer (Sound)

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Martin Berkeley

Screenplay (Writing)