Cast
John Merivale
Dr. John Fielding
Didi Sullivan
Ellen Fielding
Gérard Herter
Max Gunther
Daniela Rocca
Linda
Vittorio André
Prof. Rodriguez
Daniele Vargas
Bob
Nerio Bernardi
Police Inspector
Giacomo Rossi Stuart
Prof. Rodriguez's Assistant
Gail Pearl
Indian Dancer
Tom Felleghy
Astronomo
Arturo Dominici
Nieto
Mario Bava
Mexican at police station (uncredited)
Renzo Palmer
Narrator (voice)
Leslie Daniels
Prof. John Fielding (voice)
Renato De Carmine
Prof. John Fielding (voice)
Stefano Sibaldi
Max Gunther (voice)
MM
Michele Malaspina
Prof. Rodriguez (voice)
RT
Rolf Tasna
Bob (voice)
Crew
Mario Bava
Crew
SB
Salvatore Billitteri
Editing
Mario Bava
Camera
FS
Filippo Sanjust
Writing
RN
Roberto Nicolosi
Sound
SS
Sam Schneider
Production
Riccardo Freda
Directing
BV
Bruno Vailati
Production
Mario Bava
Directing
MS
Mario Serandrei
Editing
Roman Vlad
Sound
FS
Filippo Sanjust
Costume & Make-Up
Massimo De Rita
Production
OF
Odoardo Fiory
Directing
Carlo Rustichelli
Sound
MR
Maurice Rosenblum
Sound
AR
Antonio Rinaldi
Lighting
Riccardo Freda
Writing
LS
Lionello Santi
Production
