as Man with Souvenir Piece of Ice (uncredited)
as Young Digby
as Stevens
as Roger Maxwell-Lafroy
as 1st Civil Defence Worker
as Plain Clothes Policeman
as Harris
as 1st Young Man
as Man in Leamington Spa
as Geoffrey
as Albert Speer
as GNH Chairman
as George Mullard
as Peter Audas
as Drunk Heckler
as Uncle
as Hans Bauer
as Walter Machin
as Tony Davis
as Harold Pusey
as Man from Wimbledon
as Plummer
as Mr. Bond
as Colonel Bosworth
as Hector Burrage
as Colonel Johnson
as Gerald Green
as Colonel Northwood
as Colonel Foley
as Mr. Foster
as Colonel Jackson
as Consultant
as Mr. Hayes
as Tom Brooks
as John Harvey
as Hailey
as Dr. Roest
as Kees Dorpman
as L'oncle
as Ronnie Gaines
