Female prisoners endure the horrors of drug abuse, prostitution and rampant sadism at an island prison. When an escape attempt goes awry, the fugitives discover that escaping can be as dangerous as remaining in the prison.
| Actor | Role |
|---|---|
 Maria SchellLeonie Caroll | Leonie Caroll |
 Herbert LomGovernor Santos | Governor Santos |
 Mercedes McCambridgeThelma Diaz | Thelma Diaz |
 Luciana PaluzziNatalie Mendoza | Natalie Mendoza |
 Maria RohmMarie | Marie |
 Rosalba NeriZoe | Zoe |
 Elisa MontésHelga | Helga |
 Valentina GodoyRosalie | Rosalie |
 José María BlancoDoctor (uncredited) | Doctor (uncredited) |
 Mike BrendelBoatman (uncredited) | Boatman (uncredited) |
 Jesús FrancoOfficial (uncredited) | Official (uncredited) |
 Claudia GravyZoe's boss (uncredited) | Zoe's boss (uncredited) |
| AAna LucarellaMarta (uncredited) | Marta (uncredited) |
 Olívia Pineschi(uncredited) | (uncredited) |
| JJuan Antonio RiquelmeJuan Diego (uncredited) | Juan Diego (uncredited) |
 María Vico(uncredited) | (uncredited) |
| EElsa Zabala(uncredited) | (uncredited) |