Characters played by Antonio Cantafora
Paul
Characters played by Cameron Mitchell
Dr. Gulik
Characters played by José Luis Ayestarán
Kronos
Supersonic
Characters played by Diana Polakov
Patricia Morgan
Gordon
Characters played by José María Caffarel
Prof. Morgan
Gordon
Characters played by Frank Braña
Peterson
Characters played by Javier De Campos
Borracho
Characters played by Tito García
Joe
Characters played by Quique Camoiras
Bill
Characters played by Luis Barboo
Harrison
Characters played by Ángel Ter
Italian Chef
Characters played by Emilio Higuera
Peterson's Lieutenant
Characters played by Luis Castilla
[no data]
Characters played by Frank A. Sánchez
[no data]
Characters played by Emilio Fornet
Bar Drunk
Characters played by Marta Fernández Muro
Waitress
Characters played by José Antonio Rico
[no data]
Characters played by Jesús Millán
[no data]
Characters played by Óscar Simón
[no data]
Characters played by Teófilo Martínez
Voz de la nave espacial