| Actor | Role |
|---|---|
 Philip DornCaptain de Vries | Captain de Vries |
 Gisela UhlenHelen Morrison | Helen Morrison |
 Carl RaddatzRobert Morrison | Robert Morrison |
| HHermann SchombergRichard Poolmans | Richard Poolmans |
| HHans StiebnerPelli | Pelli |
| HHans HinrichColonel Souka | Colonel Souka |
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