Michael Relph Director Alfred Marks Major Poskett Actor Sid James Bert Bennett Actor Dora Bryan Gay Bennett Actor Dick Bentley Gavin O'Toole Actor Reginald Beckwith Fred Actor Irene Handl Miss Patch Actor Kenneth Fortescue Peter Actor Patricia Bredin Susan Actor Liz Fraser Edie Actor Joan Benham Una O'Toole Actor Marius Goring German Major Actor Anthony Bushell Plunkett Actor George Rose Popados Actor Alan Tilvern German Captain Actor Alan Hauser Franz Actor John Le Mesurier Staff Colonel Actor Gilbert Davis General Actor Nigel Davenport Army Officer Actor David Climie Writer Basil Dearden Producer