Who Done It?
This movie debut for saucy British TV comic Benny Hill has Benny leaving his job as a sweeper after winning some money. He becomes a private detective and investigates a plot to assassinate British scientists.


Hugo Dill

Frankie Mayne

Zacco

Det. Inp. Hancock
Professor Stumpf

Sir Walter
Barakov

Gruber

Raymond Courtney

PC Coleman
PC Roberts
The Actress

Disc Jockey

Scientist

Scientist

Scientist
Scientist
Scientist

Radio Show Official (uncredited)

Customer (uncredited)

Shop demonstrator (uncredited)

Arresting Policeman (uncredited)

Himself

Frankie's Agent

Director
Screenplay

Executive Producer

Co-Producer

Producer
Third Assistant Director
Special Effects
Original Music Composer

Director of Photography
Editor
Art Direction
Costume Design
Makeup Artist
Hairstylist
Production Supervisor
Unit Production Manager

Assistant Director
Scenic Artist
Sound Supervisor
Sound Editor
Sound Recordist
Camera Operator
Conductor
Continuity