Trailer
Cast
Herbert Lom
Louis, alias 'Mr. Harvey'
Neil Wilson
Policeman (uncredited)
Peter Williams
Detective at Parcels Office (uncredited)
Jack Warner
The Superintendent
Fred Griffiths
Junk Man (uncredited)
Sam Kydd
Second Cab Driver (uncredited)
Cecil Parker
Claude, alias 'Major Courtney'
Lucy Griffiths
Miss Pringle (uncredited)
Peter Sellers
Harry, alias 'Mr. Robinson'
Danny Green
'One-Round', alias 'Mr. Lawson'
Alec Guinness
Professor Marcus
Harold Goodwin
Parcels Clerk (uncredited)
Jack Melford
Detective (uncredited)
Ewan Roberts
Constable (uncredited)
Kenneth Connor
Cab Driver (uncredited)
Stratford Johns
Security Guard (uncredited)
Edie Martin
Lettice (uncredited)
Katie Johnson
Mrs. Wilberforce
Arthur Mullard
(uncredited)