Richard Attenborough
Dripper Daniels
James Donald
Lt. Richard Jennings, No. 1
Trevor Howard
Lt. Cmdr Hugh Alginon Fraser
Bernard Lee
A.S. 'Stripey' Wood
Hugh Williams
Captain David G. Wilson
Robin Bailey
Lt. Michael Grant, Pilot
John Forrest
Appleby the Captain's Steward
Patric Doonan
Petty Officer Martin
Sid James
Ned Hardy, Landlord Golden Bull
Harold Siddons
Adm. Bartlett
Joan Rice
June Mallory, WRNS cypher officer
Peter Bathurst
Commander C.E. Spencer