Timothy Bottoms ( Timothy Bottoms )

Pedro Fontán

Taryn Power ( Taryn Power )

Margaret

Jared Martin ( Jared Martin )

First Mate Lemaris

Ray Milland ( Ray Milland )

Professor Timothy Wallace

Gérard Tichy ( Gérard Tichy )

Carole James ( Carole James )

Jill

Jack Taylor ( Jack Taylor )

Hospital Killer

León Klimovsky ( León Klimovsky )

Dr. Moore

Charly Bravo ( Charly Bravo )

Víctor Israel ( Víctor Israel )

Porto, Night Watchman

Pilar Alcón ( Pilar Alcón )

Nurse (as Diana Eagle)

José Canalejas ( José Canalejas )

Eduardo Bea ( Eduardo Bea )

Teresa del Olmo ( Teresa del Olmo )

Alicia González ( Alicia González )

José Yepes ( José Yepes )

Jorge Bosso ( Jorge Bosso )

Beatriz Savón ( Beatriz Savón )

José Bastida ( José Bastida )

Barta Barri ( Barta Barri )

Defensor

Paco Catalá ( Paco Catalá )

Fabián Conde ( Fabián Conde )

Alfonso de la Vega ( Alfonso de la Vega )

Alfredo Enríquez ( Alfredo Enríquez )

José Ramón Pardo ( José Ramón Pardo )

Luís Zagalo ( Luís Zagalo )