| 角色 | 饰演者 | 角色介绍 |
| Roberta 'Bobbie' Waterbury (as Miss Jenny Agutter) | 珍妮·艾加特 | |
| Phyllis Waterbury (as Miss Sally Thomsett) | 莎莉·托姆塞特 | |
| Peter Waterbury (as Master Gary Warren) | Gary F. Warren | |
| Doctor Forrest | Peter Bromilow | |
| Ruth | Ann Lancaster | |
| Russian | Gordon Whiting | |
| Aunt Emma | Beatrix Mackey | |
| Mrs. Nell Perks | Deddie Davies | |
| Bandmaster | David Lodge | |
| Jim | Christopher Witty | |
| Mrs. Hilda Viney | Brenda Cowling | |
| Cart Man | Paddy Ward | |
| Photographer | Erik Chitty | |
| Between Maid | Sally James | |
| CID Man (as Dominic Allen) | Dominic Allan | |
| Cook (uncredited) | Amelia Bayntun | |
| Malcolm (uncredited) | Paul Luty | |
| Mrs. Waterbury (as Miss Dinah Sheridan) | Dinah Sheridan | |
| Albert Perks (as Mr. Bernard Cribbins) | Bernard Cribbins | |
| Old Gentleman (as Mr. William Mervyn) | William Mervyn | |
| Charles Waterbury (as Mr. Iain Cuthbertson) | Iain Cuthbertson | |
| Maid | Sally Cann |
