Supersonic Man

Cameron Mitchell as Dr. Gulik Luis Barboo as Harrison Quique Camoiras as Bill José María Caffarel as Prof. Morgan / Prof. Gordon Ángel Ter José Luis Ayestarán as Kronos/Supersonic Man Frank Braña as Peterson Marta Fernández Muro Antonio Cantafora as Paul Tito García as George Emilio Fornet

Juan Mariné Director of Photography Dick Randall Producer Pedro del Rey Editor Juan Piquer Simón Screenplay, Special Effects, Director, Executive Producer