On screen
Cast
28 credited performers
Timothy Bottoms
Pedro Fontán
Taryn Power
Margaret
Jared Martin
First Mate Lemaris
Ray Milland
Professor Timothy Wallace
Gérard Tichy
Character not listed
Carole James
Jill
Jack Taylor
Hospital Killer
León Klimovsky
Dr. Moore
Charly Bravo
Character not listed
Víctor Israel
Porto, Night Watchman
Pilar Alcón
Nurse (as Diana Eagle)
José Canalejas
Character not listed
Artwork unavailable
Eduardo Bea
Character not listed
Teresa del Olmo
Character not listed
Artwork unavailable
Alicia González
Character not listed
José Yepes
Character not listed
Jorge Bosso
Character not listed
Artwork unavailable
Beatriz Savón
Character not listed
José Bastida
Character not listed
Artwork unavailable
Barta Barri
Defensor
Paco Catalá
Character not listed
Fabián Conde
Character not listed
Artwork unavailable
Alfonso de la Vega
Character not listed
Artwork unavailable
Alfredo Enríquez
Character not listed
José Ramón Pardo
Character not listed
Luís Zagalo
Character not listed
Artwork unavailable
Miguel de Grandy
Character not listed
Artwork unavailable
Paul Benson
Character not listed