Dear Mr. Prohack (1949) — Cast
Cast
| Campbell Cotts | Paul |
| Hermione Baddeley | Eve Kendall |
| Dirk Bogarde | Holt Charles |
| Glynis Johns | Warburton |
| Judith Furse | Laura |
| Elwyn Brook-Jones | Benny |
| Frederick Leister | General Dodonna |
| Janet Burnell | (uncredited) |
| Ian Carmichael | (uncredited) |
| Sheila Sim | Mary Bennett |
| Charles Goldner | Servant |
| Charles Perry | Butler |
| Jon Pertwee | Plover |
| Denholm Elliott | Oswald Brons |
| Frances Waring | Nursie |
| Stanelli | (uncredited) |
| Heather Thatcher | Lady Beltham |
| Cecil Parker | Arthur Digby Sellers |
| Anne Gunning | Actress |
| Henry Edwards | Sir Te |
| James Hayter | Carrell |
| Sam Lysons | Porter |
| Jerry Verno | (uncredited) |
| Humphrey Heathcote | Turkish |
| Robert Vossler | Party Speaker |
| Desmond Newling | (uncredited) |
| Bryan Forbes | Tony |
| Lloyd Pearson | Bishop |
| Ada Reeve | Griggs |
| Eric Berry | (uncredited) |
| Russell Waters | Cassie Cartwright |
| Frederick Valk | Dr Chaleck |
Crew
| Max Rosher | Still Photographer |
| Raymond Anzarut | Production Manager |
| Frederick Pusey | Art Direction |
| Jim Hydes | Makeup Artist |
| Peter Seabourne | Sound Editor |
| Stanley Lambourne | Sound Mixer |
| Pauline Roberts | Continuity |
| Geoffrey Lambert | Assistant Director |
| Evelyn Brierley | Costume Supervisor |
| Dennis Van Thal | Associate Producer |
| Robert Huke | Camera Operator |
| Betty Baugh | Hairstylist |
| Ian Dalrymple | Producer |
| H.E. Fowle | Director of Photography |
| Edward Knoblock | Theatre Play |
| Muir Mathieson | Conductor |
| Thornton Freeland | Director |
| Beatrice Dawson | Costume Design |
| Temple Abady | Original Music Composer |
| George Paternoster | Boom Operator |
| Arnold Bennett | Novel |
| Donald Bull | Writer |
| Ian Dalrymple | Writer |
| Sidney Stone | Editor |