On the way from Mexico City to Caracas, a plane crash-lands on an uninhabited island. The criminal Mario Bertelli terrorizes the other survivors. He prevents them from sending emergency signals.
| Actor | Role |
|---|---|
 Christiane NielsenMartine Duval | Martine Duval |
 Erwin StrahlMichael Damon | Michael Damon |
 Jan HendriksMario Bertelli | Mario Bertelli |
| GGeorg ThomasPeter Lorenz | Peter Lorenz |
 Dorothee ParkerEllen Frank | Ellen Frank |
 Otto StorrNeils Larson | Neils Larson |
| WWalter FaberHenry Boone | Henry Boone |
| DDemeter BitencJosé Antonio García | José Antonio García |
| SSlavo SchweigerBert Frank | Bert Frank |
| DDanilo BezlajNot listed | Not listed |
| BBeatrice NordenNot listed | Not listed |