Arthur Askey

Arthur Ashton

Sid James

Sid Gibson

Dermot Walsh

Martin Russell

Olga Lindo

Mrs. Burgess

Clive Morton

National TV Director General

George Margo

Assistant

Lionel Murton

Commercial TV Director

Bernard Cribbins

Jack

Kenneth Connor

Anxious Husband

Sally Barnes

Sally

Leigh Madison

Diana

Bruce Seton

Supt. James

Tom Gill

Mr. Langtree

Richard Caldicot

Assistant Director General

David Nettheim

Professor

Sabrina

Herself

Tommy Trinder

Himself

Barbara Windsor

Telephone Operator (uncredited)

Sam Kydd

Robber (uncredited)

Dickie Henderson

Himself