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