Cast

Paul Hubschmid

John McLaren

Madeleine Fischer

Katy Dandridge

Fiorella Mari

Mary McLaren

Ivo Garrani

Professor Herbert Weisse

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Dario Michaelis

Peter Leduq

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Sam Galter

Randowsky

Jean-Jacques Delbo

Sergei Boetnikov

Peter Meersman

General van Dorff (uncredited)

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Massimo Zeppieri

Dennis McLaren (uncredited)

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Annie Bernal

Lab Assistant (uncredited)

Crew

Paolo Heusch

Director (Directing)

Mario Bava

Director of Photography (Camera)

Carlo Rustichelli

Original Music Composer (Sound)

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Guido Giambartolomei

Producer (Production)

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Marcello Coscia

Screenplay (Writing)

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Angelo Malantrucco

Makeup Artist (Costume & Make-Up)

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Sandro Continenza

Screenplay (Writing)

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Armando Morane

Production Manager (Production)

Virgilio Sabel

Story (Writing)

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Ada Palombi

Hairstylist (Costume & Make-Up)