Lang Jeffries

George Collins

Aurora de Alba

Olga

Rafael Bardem

Professor Calvert

Eleonora Bianchi

Gloria Fernán Osuna

Wladimiro Tuicovich

Ángel Jordán

Moa Tahi

Joe Kamel

Nando Angelini

Gianni Solaro

C.I.A. Manager

Aldo Bonamano

Andrea Scandurra

Rocco Lerro

A lab guardian (uncredited)

Tanio Boccia

Director

Tanio Boccia

Writer

Alberto De Rossi

Writer

Mario Moroni

Writer

H. S. Valdés

Writer

Fernando Vitali

Writer

Piero Umiliani

Music

Ricardo Torres

Director of Photography

Ángel Serrano

Editor

Saverio D'Eugenio

Production Design

Nicola Tamburo

Set Decoration

Giorgio Desideri

Costume Design

Antonietta Caputo

Hairstylist

Emilia Fernández Cid

Hairstylist

Duilio Giustini

Makeup Artist

Paolo Prestano

Production Manager

Luigi Rotolo

General Manager

Mario Casalini

Assistant Director

Ángel Falquina

Assistant Director

Ángel Forqué

Assistant Director

Armando Loffredi

Sound

Luis Rodríguez

Sound

Giovanni Stacchini

Special Effects