| Hywel Bennett |
Edwin 'Percy' Anthony |
| Denholm Elliott |
Professor Emmanuel Whitbread |
| Cyd Hayman |
Moira Warrington |
| Julia Foster |
Marilyn |
| Adrienne Posta |
Maggie Hyde |
| Elke Sommer |
Helga |
| Britt Ekland |
Dorothy Chiltern-Barlow |
| Pauline Delany |
Sister Flanagan |
| Janet Key |
Hazel Anthony |
| Patrick Mower |
James Vaile |
| Tracey Crisp |
Miss Elder |
| Antonia Ellis |
Rita La Rousse |
| Sheila Steafel |
Mrs Gold |
| Sue Lloyd |
Bernice |
| Tracy Reed |
Mrs Penney |
| T.P. McKenna |
'Meet the People' Compere |
| Graham Crowden |
Alfred Spaulton |
| Denise Coffey |
1st Operator |
| Arthur English |
M.C. |
| Rita Webb |
Mrs Hedges |
| Tony Haygarth (as Anthony Haygarth) |
Purdey |
| Margaretta Scott |
Rita's Mother |
| Edward Malin (as Eddie Malin) |
Elderly Patient |
| Angus Mackay |
TV Producer |
| Charles Hodgson |
TV Interviewer |
| Ronnie Brody |
Reporter |
| Angela Grant |
Actor |
| Jean Harrington |
Actor |