| 角色 | 饰演者介绍 |
| Martin | 伊利亚·伍德 |
| Arthur Seldom | 约翰·赫特 |
| Lorna | 蕾欧诺·瓦特林 |
| Beth | 朱丽·考克斯 |
| Inspector Petersen | 吉姆·卡特 |
| Kalman | 阿力克斯·考克斯 |
| Yuri Podorov | 伯恩·戈曼 |
| Frank | 多米尼克·皮诺 |
| Mrs. Eagleton | 安娜·玛西 |
| Scott | Danny Sapani |
| Mr. Higgins | Alan David |
| Defense Lawyer | Tim Wallers |
| Doctor | James Weber-Brown |
| Howard Green | Ian East |
| Howard Green's Wife | Charlotte Asprey |
| Ludwig Wittgenstein | 汤姆·弗莱德雷克 |
| Mathematician 2 | Michael Mears |
| Newscaster | James Howard |
| Security Guard | 卢因·安德鲁斯 |
| Shop Assistant | Sarah Crowden |
| Soldier 1 | Bruce Jamieson |
| Soldier 2 | Thomas Snowdon |
| Policeman 1 | 杜安·亨利 |
| Policeman 2 | John Wark |
| Percussionist | Bill Weston |
| Student (uncredited) | Glyn Angell |
| Conductor (uncredited) | 洛克·巴纽斯 |
| Oxford Student (uncredited) | Joyce Datiles |
| Professor Wilkes (uncredited) | Martin Nigel Davey |
| Inspector (uncredited) | James Fiddy |
| Student (uncredited) | Jamie Langlands |
| Police Officer (uncredited) | Shane Nolan |
| Professor in Lecture (uncredited) | John Snowden |
| Orchestral extra (uncredited) | Simon Steggall |
