| 角色 | 演员 |
| David | 海利·乔·奥斯蒙Haley Joel Osment |
| Gigolo Joe | 裘德·洛Jude Law |
| Monica Swinton | 弗兰西丝·奥康纳Frances O'Connor |
| Henry Swinton | Sam Robards |
| Martin Swinton | 杰克·托马斯Jake Thomas |
| Prof. Hobby | 威廉·赫特William Hurt |
| Syatyoo-Sama | 肯·梁Ken Leung |
| Supernerd | 克拉克·格雷格Clark Gregg |
| Supernerd | 凯文·苏斯曼Kevin Sussman |
| Supernerd | Tom Gallop |
| Supernerd | Eugene Osment |
| Female Colleague | April Grace |
| Executive | Matt Winston |
| Secretary | Sabrina Grdevich |
| Todd | Theo Greenly |
| Kid | Jeremy James Kissner |
| Kid | Dillon McEwin |
| Kid | Andy Morrow |
| Kid | Curt Youngberg |
| Gigolo Jane | 艾什丽·斯科特Ashley Scott |
| Mr. Williamson, the Bellman | John Prosky |
| The Murderer | Enrico Colantoni |
| Lord Johnson-Johnson | 布莱丹·格里森Brendan Gleeson |
| Stage Manager | 迈克尔·贝雷瑟Michael Berresse |
| Amanda | Haley King |
| Teenage Honey | 凯瑟琳·莫里斯Kathryn Morris |
| Child Singer(scenes deleted) | 黛维·切斯Daveigh Chase |
| Backstage Bull | Brian Turk |
| Assistant | Justina Machado |
| Yeoman | Tim Rigby |
