Did you know
Tight 78-minute runtime β shorter than most television pilots.

During World War I, the British navy disguised some of its warships as civilian cargo ships, known as Q Ships, in order to fool the Germans. German U-boat commander Capt. Von Haag spots one of these ships, commanded by Adm. Sims, in the English Channel and begins tracking it, leading to a war of nerves between Von Haag and Sims.
βSome stories are better left unspoiled.β
J.P. Kennedy
Adm. William Sowden Sims
Roy Travers
Capt. von Hagg
Douglas Herald
Capt.-Lt. Stockmar - U-Boat 24
Jack McEwan
Ober-Lt. Schwartz - U-Boat 24
Credits
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Cinephile deep dive
Geoffrey Barkas directs. Runs lean at under 100 minutes. Produced in United Kingdom.
Trivia
Also by
Production companies
BIF
GB
Release history Β· US