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Seas Beneath

5.319311h 30mNRMovieActionDramaWar

In the waning days of WWI, a U.S. "Mystery Ship," sets sail for the coast of Spain towing a submarine. Their mission is to find and sink a U-boat that has been especially effective in attacking Allied shipping. Posing as a harmless…

DirectorJohn Ford
WritersJames Parker Jr.·Dudley Nichols
ProducerJohn Ford

Where to watch

Availability shown for Canada · rights vary by country

Cast · Directed by John Ford

GOGeorge O'Brien
George O'Brien
Cmdr. Robert 'Bob' Kingsley
MLMarion Lessing
Marion Lessing
Anna Marie Von Steuben
MMMona Maris
Mona Maris
Fraulein Lolita
WKWalter C. Kelly
Walter C. Kelly
Chief Mike 'Guns' Costello
WHWarren Hymer
Warren Hymer
'Lug' Kaufman
SPSteve Pendleton
Steve Pendleton
Ens. Richard 'Dick' Cabot (as Gaylord Pendleton)
WMWalter McGrail
Walter McGrail
Chief Joe Cobb
LKLarry Kent
Larry Kent
Lt. 'Mac' McGregor
HVHenry Victor
Henry Victor
Baron Ernst von Steuben (U-boat commander)
JLJohn Loder
John Loder
Franz Shiller
PA
Philip Ahlm
German Chief Petty Officer (uncredited)
AB
Al Bennett
Naval Reservist (uncredited)

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More from Marion Lessing · Co-star actress

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More from John Ford · Director

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Seas Beneath — streaming FAQ

Which OTT platform streams Seas Beneath?

Seas Beneath isn't on any subscription service in Canada right now, but you can rent or buy it on Apple TV Store, Google Play Movies and YouTube. It's not on Netflix.

Is Seas Beneath on Netflix?

No, Seas Beneath is not on Netflix in Canada as of September 2026. You can rent or buy it on Apple TV Store and Google Play Movies.

Is Seas Beneath on Amazon Prime Video?

No, Seas Beneath isn't on Amazon Prime Video in Canada right now.

Where can I watch Seas Beneath for free?

Seas Beneath isn't available free in Canada; you can only rent or buy it on Apple TV Store and Google Play Movies.