Maria Schell as Leonie Caroll

Herbert Lom as Governor Santos

Mercedes McCambridge as Thelma Diaz

Luciana Paluzzi as Natalie Mendoza

Maria Rohm as Marie

Rosalba Neri as Zoe

Elisa Montés as Helga

Valentina Godoy as Rosalie

José María Blanco as Doctor (uncredited)

Mike Brendel as Boatman (uncredited)

Jesús Franco as Official (uncredited)

Claudia Gravy as Zoe's boss (uncredited)

Ana Lucarella as Marta (uncredited)

Olívia Pineschi as (uncredited)

Juan Antonio Riquelme as Juan Diego (uncredited)

María Vico as (uncredited)

Elsa Zabala as (uncredited)