Cast

Richard Egan

David Sheppard

Constance Dowling

Joanna Merritt

Herbert Marshall

Dr. Van Ness

John Wengraf

Dr. Zeitman

Philip Van Zandt

Dr. Pierre Elzevir

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Valerie Vernon

Mme. Elzevir

Byron Kane

Dr. Carter

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Stephen Roberts

Maj. Howard

Michael Fox

Dr. Hubertus

Aline Towne

Dr. Kirby

Crew

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Herbert L. Strock

Director (Directing)

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Tom Taggart

Screenplay (Writing)

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Richard G. Taylor

Additional Dialogue (Crew)

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Ivan Tors

Story (Writing)

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Ivan Tors

Producer (Production)

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Harry Sukman

Original Music Composer (Sound)

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Lothrop B. Worth

Director of Photography (Camera)

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Herbert L. Strock

Editor (Editing)

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William Ferrari

Art Direction (Art)

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Victor A. Gangelin

Set Decoration (Art)