Luis Barboo

Harrison

Marta Fernández Muro

Cameron Mitchell

Dr. Gulik

Antonio Cantafora

Paul

Frank Braña

Peterson

José María Caffarel

Prof. Morgan / Prof. Gordon

Diana Polakov

Patricia Morgan / Patricia Gordon

Javier De Campos

Drunk

Luis Barboo

Harrison

Marta Fernández Muro

Cameron Mitchell

Dr. Gulik

Antonio Cantafora

Paul

Frank Braña

Peterson

José María Caffarel

Prof. Morgan / Prof. Gordon

Diana Polakov

Patricia Morgan / Patricia Gordon

Javier De Campos

Drunk

Tito García

George

Quique Camoiras

Bill

Ángel Ter

Emilio Fornet

Teófilo Martínez

(voice)

José Luis Ayestarán

Kronos/Supersonic Man

José Antonio Rico

Emilio Higuera

Luis Castilla

Óscar Simón

Dick Randall

Producer

Pedro del Rey

Editor

Juan Piquer Simón

Director

Juan Piquer Simón

Screenplay

Juan Piquer Simón

Executive Producer

Juan Piquer Simón

Special Effects

Juan Mariné

Director of Photography

Sebastian Moi

Screenplay

Dick Randall

Producer

Pedro del Rey

Editor

Juan Piquer Simón

Director

Juan Piquer Simón

Screenplay

Juan Piquer Simón

Executive Producer

Juan Piquer Simón

Special Effects

Juan Mariné

Director of Photography

Sebastian Moi

Screenplay

Faruk Alatan

Producer

Francisco Prósper

Art Direction

Francisco Prósper

Special Effects

Emilio Ruiz del Río

Art Direction

Emilio Ruiz del Río

Special Effects

Gino Peguri

Music

Carlos Attias

Music

Juan Luis Izaguirre

Music