as British Ambassador
as Group Capt. J.N. Stagg (uncredited)
as Lord Carradine
as Divisional Detective Inspector
as World Transport Official (uncredited)
as King Richard
as Chorus
as Major Bell / Sir Arnold Gates
as Inspector MacDonald
as Burke
as Justice Bailey
as Supt. Roberts
as Lord Boyne
as Captain Warner
as Inspector Williams
as Hobson (archive footage)
as Dr. Collins
as Brent
as Hedy's Husband
as Mr Bruce
as Jerry Lane
as Detective at Cabby's Restaurant
as Ken Wharton
as Richard Ferraby
as Lord Hastings
as Nurse
as Bert, Adam's Friend (uncredited)
as Doctor
as Det. Insp. Alan Wembury
as Rev. Ellis
as John Everton
as Captain Joseph (Mutt) Summers, C.B.E.
as Undetermined Role (uncredited)
as Inspector Madden
as Vincent Humphries
as Gerry Melville
as Robert Welling
as Lt. Cdr. Sinclair
as Gen. St. John
as David Lancaster
as Hobson
as Captain La Hire
as Joe
as Captain Tom Ashley, HMS Amesbury
as Charles Hammond
as Jack Richards
as Sir Archibald Asher
as Shop Assistant
as Inspector Frampton
as Dr. Geoffrey Allen
as Robert
as Frank
as Brian
as Bob Seymour
as Designer
as John Blake
as Superintendent Allen
as Richard
as Man
as The Judge
as Lt. Archie Forsyth
as Stonehouse
as Sir Richard Jeffcoate
as Peregrinus
as Dr. John Grafton
as Horton
as Marcus Brutus
as Mr. Arundel
as Gen. Crawley
as Sir Richard Hannay
as Mr. Harrington
