Benny Hill

Hugo Dill

Belinda Lee

Frankie Mayne

David Kossoff

Zacco

Garry Marsh

Det. Inp. Hancock

George Margo

Barakov

Ernest Thesiger

Sir Walter

Denis Shaw

Professor Stumpf

Frederick Schiller

Gruber

Jeremy Hawk

Himself

Thorley Walters

Raymond Courtney

Philip Stainton

Frankie's Agent

Warwick Ashton

PC Roberts

Stratford Johns

PC Coleman

Nicholas Phipps

Scientist

Peter Bull

Scientist

Gibb McLaughlin

Scientist

Ernest Jay

Scientist

Harold Scott

Scientist

Norah Blaney

The Actress

Charles Hawtrey

Disc Jockey

Dagenham Girl Pipers

Themselves

Champion Appeline Hector of West Summerland

Fabian

John Adams

Detective at Uralian Legation (uncredited)

Chris Adcock

Man Entering Radio Show (uncredited)

Terence Alexander

Radio Show Official (uncredited)

Jean Alsop

Ice Show Girl (uncredited)

Elinor Bennett

Ice Show Girl (uncredited)

Paul Beradi

'Your Birthday Wish' Audience (uncredited)

John Boxer

Police Sergeant at Uralian Legation (uncredited)

Ronnie Brody

Shop Assistant (uncredited)

Tony Castleton

Man Backstage at Ice Show (uncredited)

Jess Conrad

Radio Show Attendee (uncredited)

Arthur Dibbs

'Your Birthday Wish' Audience / Radio Show Attendee (uncredited)

Richard Duke

Fingerprint Man at Uralian Legation (uncredited)

Mabel Etherington

Radio Show Attendee (uncredited)

Chick Fowles

'Your Birthday Wish' Audience (uncredited)

Rex Garner

'Your Birthday Wish' Audience (uncredited)

Harold Goodwin

Pringle (uncredited)

Lucy Griffiths

Ice Show Singer (uncredited)

Pat Hagan

Man Outside Gun Shop (uncredited)