Trailer
Cast
William Sylvester
Sam Slade
Martin Benson
Dorkin
Joseph O'Conor
Prof. Hendricks
Maurice Kaufmann
Radio Reporter
Dervis Ward
Bosun
Christopher Rhodes
McCartin
Bruce Seton
Prof. Flaherty
Barry Keegan
Mate
Tommy Duggan
First Naval Officer
Bill Travers
Joe Ryan
Basil Dignam
Admiral Brooks
Nigel Green
Bulletin Announcer (Uncredited)