| 角色 | 饰演者 | 角色介绍 |
| Herself | Margrét Dagmar Ericsdottir | |
| Documentary Host | Margret Dagmar Ericsdottir | |
| Himself - Interviewee | David G. Amaral | |
| Himself - Interviewee | Simon Baron-Cohen | |
| Himself - Interviewee | David Crowe | |
| Himself - Interviewee | Taylor Crowe | |
| Herself - Interviewee | Geraldine Dawson | |
| Herself - Interviewee | 坦普·葛兰汀 | |
| Herself - Interviewee | Lisa Helt | |
| Herself - Interviewee | Portia Iversen | |
| Herself - Interviewee | Linda Lange | |
| Herself - Interviewee | Catherine Lord | |
| Himself - Interviewee | Joseph E. Morrow | |
| Herself - Interviewee | Soma Mukhopadhyay | |
| Himself - Interviewee | Tito Mukhopadhyay | |
| Herself - Interviewee | Sally Rogers | |
| Himself - Interviewee | 乔纳森·塞斯泰克 | |
| Herself - Interviewee | Candace Smith | |
| Himself - Interviewee | Vernon L. Smith | |
| Himself - Interviewee | Thorkil Sonne | |
| Herself - Interviewee | Brenda Terzich |
