Directed by Eugene Lourie
Produced by Wilfred Eades
Executive Producers : Frank King, Maurice King
Written by John Loring, Daniel Hyatt
Story : Eugene Lourie, Daniel Hyatt
Director of Photography by Freddie Young
Film Editing : Eric Boyd-Perkins
Music : Angelo Francesco Lavagnino
Associate Producer : James Leicester
Art Director : Elliott Scott
Special Effects : Tom Howard
Cast
Bill Travers (Joe)
William Sylvester (Sam)
Vincent Winter (Sean)
Christopher Rhodes (McCartin)
Joseph O'Conor (Professor Hendricks)
Bruce Seton (Professor Flaherty)
Martin Benson (Dorkin)
Maurice Kaufmann (Radio reporter)
Basil Dignam (Admiral)
Barry Keegan (Mate)
Thomas Duggan (First naval officer)
Howard Lang (First colonel)
Dervis Ward (Bosun)
Robert Arfinnsson (Gudmundur)
Gunnar Ekjolfsson (Ragnar)
Lawrence W. Schneph (US Drunkard)
John Teasy (Bob)