Seas Beneath
Cast
Marion Lessing
Anna Marie Von Steuben
Mona Maris
Fraulein Lolita
Walter McGrail
Chief Joe Cobb
Joseph Depew
Naval Reservist (uncredited)
Francis Ford
Eric - Captain of Trawler (uncredited)
Walter C. Kelly
Chief Mike 'Guns' Costello
Warren Hymer
'Lug' Kaufman
Steve Pendleton
Ens. Richard 'Dick' Cabot (as Gaylord Pendleton)
John Loder
Franz Shiller
Hans Fuerberg
Fritz Kampf (Second Officer of U-172) (uncredited)
George Harris
Naval Reservist/Swimmer and Diver (uncredited)
Maurice Murphy
Merkel (uncredited)
Larry Kent
Lt. 'Mac' McGregor
Jack Murphy
Naval Reservist (uncredited)
Harry Strang
Gunner and drill sergeant (uncredited)
George O'Brien
Cmdr. Robert 'Bob' Kingsley
Henry Victor
Baron Ernst von Steuben (U-boat commander)
Edward Peil Jr.
Naval Reservist (uncredited)
Nat Pendleton
'Butch' Wagner (uncredited)
Ferdinand Schumann-Heink
Adolph Brucker (uncredited)
Harry Tenbrook
Winkler (uncredited)
William Collier Sr.
Mugs O'Flaherty (uncredited)