George Hepplewhite

Mary Wilson

Mendez

Slim Selwyn

Oscar

Iris

Oscar's Wife

Schwartz, spy chieftain

Greta, hotel receptionist

U-Boat commander

Frederick Strickland

Alf Arbuckle, Dinky Do

Solicitous steward

Baker

Officer

Dockside Policeman

Col. Harcourt

Conway

Passenger On SS Macaulay

German radio operator

Simion

Hotel Manager

Untipped steward

Musician

Radio Operator On SS Macaulay

Parker, Dinky Do