Antonio Cantafora
Paul
José Luis Ayestarán
Kronos/Supersonic Man
Cameron Mitchell
Dr. Gulik
D
Diana Polakov
Patricia Morgan / Patricia Gordon
José María Caffarel
Prof. Morgan / Prof. Gordon
Frank Braña
Peterson
J
Javier De Campos
Drunk
Tito García
George
Luis Barboo
Harrison
Quique Camoiras
Bill
Ángel Ter
E
Emilio Higuera
L
Luis Castilla
Emilio Fornet
Marta Fernández Muro
J
José Antonio Rico
T
Teófilo Martínez
(voice)
Ó
Óscar Simón