Norman Wisdom
Role: Norman Pitkin / Giulio Napolitani
Jennifer Jayne
Role: Rosanna Guardia
Raymond Huntley
Role: Sir Ronald Ackroyd
David Lodge
Role: Inspector Cecil Hobson
Esma Cannon
Role: Mrs. Timms
Eric Barker
Role: Police Doctor
Eleanor Summerfield
Role: Sergeant Lucilla Wilkins
Ronnie Stevens
Role: Oberon
Terence Alexander
Role: Chief Superintendent Bert Belcher
Maurice Kaufmann
Role: Vince
Dilys Laye
Role: American Lady
George Pastell
Role: Manzini
Jack Watson
Role: Police Sergeant
Campbell Singer
Role: Bollington
Lionel Murton
Role: Man on Underground Train
Robert Rietti
Role: Italian Lawyer
Marjie Lawrence
Role: Crying Lady
Peggy Ann Clifford
Role: Mrs. Napolitani
Jean Aubrey
Role: Lady Hinchingford
Monte Landis
Role: Mr. Bassett
Mario Fabrizi
Role: Newspaper Seller
Alfred Burke
Role: Trigger O'Flynn
Fredric Abbott
Role: (uncredited)
John Adams
Role: Detective (uncredited)
Frank Andrews
Role: Detective (uncredited)
Barbara Bennett
Role: Woman in Street (uncredited)
John Blythe
Role: Chauffeur (uncredited)
Tony Castleton
Role: Police Constable (uncredited)
Cyril Chamberlain
Role: Café Proprietor (uncredited)
Pauline Chamberlain
Role: Hairdresser (uncredited)
Mike Conner
Role: Police Constable (uncredited)
John Corrie
Role: Constable (uncredited)
Sophia Dawn
Role: Woman at Hairdressers
Reggie de Beer
Role: Man in Street (uncredited)
Heather Downham
Role: Receptionist (uncredited)
Joe Dunne
Role: Police Constable (uncredited)
Eve Eden
Role: Woman at Hairdressers (uncredited)
Mabel Etherington
Role: Woman at Hairdressers (uncredited)
Roy Everson
Role: Police Constable (uncredited)
Christa Graaf
Role: Teenager (uncredited)
Ursula Granville
Role: Wedding Guest (uncredited)
Fred Griffiths
Role: Cabbie (uncredited)
Victor Harrington
Role: Senior Policeman (uncredited)
Walter Henry
Role: Police Constable (uncredited)
Billy John
Role: Man on Tube (uncredited)
Tutte Lemkow
Role: Billposter (uncredited)
Jack Mandeville
Role: Man on Tube (uncredited)
Larry Martyn
Role: Yob in Café (uncredited)
Colin McKenzie
Role: Police Constable / Man in Street (uncredited)
Alan Meacham
Role: Constable (uncredited)
Stanley Morgan
Role: Police Inspector (uncredited)
Fred Nicholas
Role: Police Constable (uncredited)
Julian Orchard
Role: Wedding Photographer (uncredited)
Lisa Page
Role: Receptionist (uncredited)
John Preston
Role: Superintendent (uncredited)
Pat Ryan
Role: Police Sergeant (uncredited)
Anita Sharp-Bolster
Role: Woman at Hairdressers (uncredited)
Jack Silk
Role: Police Driver (uncredited)
Jeff Silk
Role: Police Driver (uncredited)
Frank Singuineau
Role: Porter (uncredited)
John Smart
Role: Man on Tube (uncredited)
Larry Taylor
Role: O'Flynn's Henchman (uncredited)
Reg Thomason
Role: Man on Tube (uncredited)
Laura Thurlow
Role: Woman on Tube (uncredited)
James Ure
Role: Man on Tube (uncredited)
Valerie Van Ost
Role: Woman at Hairdressers (uncredited)
Wanda Ventham
Role: Outraged Hairdressers Customer (uncredited)
Robert Vossler
Role: Man on Tube (uncredited)
Bill Westley Sr.
Role: Superintendent (uncredited)
Alister Williamson
Role: Detective (uncredited)