| 角色 | 饰演者介绍 |
| Wadsworth | 蒂姆·克里 |
| Prof. Plum | 克里斯托弗·洛伊德 |
| Miss Scarlet | 莱斯莉·安·华伦 |
| Mrs. Peacock | 艾琳·布伦南 |
| Mrs. White | 玛德莲·卡恩 |
| Mr. Green | 迈克尔·麦基恩 |
| Col. Mustard | Martin Mull |
| Yvette | 考林·加普 |
| Mr. Boddy | Lee Ving |
| The Cop | Bill Henderson |
| The Singing Telegram Girl | Jane Wiedlin |
| The Motorist | Jeffrey Kramer |
| Mrs. Ho (the cook) | Kellye Nakahara |
| Cop #1 | Will Nye |
| Cop #2 | Rick Goldman |
| Cop #3 | Don Camp |
