| Arthur Askey |
Arthur Ashton |
| Sid James |
Sid Gibson |
| Dermot Walsh |
Martin Russell |
| Olga Lindo |
Mrs Burgess |
| Clive Morton |
National Television Director-General |
| Sally Barnes |
Sally |
| George Margo |
Sid's Bodyguard |
| Leigh Madison |
Diana |
| Bernard Cribbins |
Jack |
| Kenneth Connor |
Anxious Husband |
| Martin Benson |
Commercial Television Chairman |
| Lionel Murton |
Commercial Television Director |
| David Nettheim |
The Professor |
| Tom Gill |
Production Supervisor |
| Bruce Seton |
Police Inspector |
| Richard Caldicot (as Richard Caldicott) |
Assistant Director-General |
| Gillian Lynne |
Ballerina |
| Barbara Windsor |
Switchboard Operator |
| Peter Noble |
Television Host |
| Bill Shine |
Outside Broadcast Producer |
| Edwin Richfield |
Plain Clothes Policeman |
| Sam Kydd |
Mail Van Robber |
| Patricia Bredin |
Self |
| Leonard Weir |
Self |
| Tommy Trinder |
Self |
| Evelyn Laye |
Self |
| Dickie Henderson |
Self |
| Dennis Lotis |
Self |
| Anthea Askey |
Self |
| Raymond Glendenning |
Self |
