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Bruce Bennett as Archie Gibbs |
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Erik Rolf as Kapitaen Ganz, The U-Boat Captain |
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John Abbott as Alfonse Lamont |
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John Wengraf as Gunther Rudehoff, Gestapo Agent |
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Robert B. Williams as Destroyer Commander Tom Bristol |
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Trevor Bardette as Convoy Ship Commander (uncredited) |
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Anthony Caruso as Benny, Seaman's Union Hall Man (uncredited) |
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Eric Feldary as Hans Braustig, Injured Sailor (uncredited) |
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Ray Teal as C.P.O. Shaw (uncredited) |
| Writing | Archie Gibbs | Story |
| Writing | Aubrey Wisberg | Screenplay |
| Directing | Lew Landers | Director |
| Crew | Malcolm Stuart Boylan | Additional Dialogue |
| Directing | Budd Boetticher | Co-Director |
