Director/a
Geoffrey Barkas
DIRECTOR/A
Michael Barringer
Escritor/a
ESCRITOR/A
Reparto (por orden de créditos)
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
Johnny Butt
ACTOR
Philip Hewland
Charles Emerald
George Turner
Lionel d'Aragon
Alec Hurley
Terence O'Brien
Hugh Douglas
Val Gielgud
Earl Jellicoe
Self - Admiral of the Fleet John Rushworth Jellicoe
Harold Auten
Self - Lt. Cdr. Harold Auten
