| 角色 | 饰演者 | 角色介绍 |
| Dr. Hopkins | Andrew Prine | |
| Detective Zane | 杰森·伦敦 | |
| Alexander Tatum | Carlos Lauchu | |
| Sienna | Allison Lange | |
| Scott | B.J. Britt | |
| Kristen | Azie Tesfai | |
| Jason | Nick Holmes | |
| Shannon | 凯特·法兰奇 | |
| Ben | CJ·托马森 | |
| Dr. Sanger | 杰夫·布尔 | |
| Dr. Christensen | Lisette Bross | |
| Cooper | Kevin Strom | |
| Sheriff Baxter | Joe Unger | |
| Officer Tatopoulos | Walt Osborne | |
| Ronnie Moon | Timothy Muskatell | |
| Dr. Brooks | Craig Rees | |
| Security Guard Robinson | Ernest Alexander | |
| Dr. Flaherty | Beth Colla | |
| Ruben | Fernando Lauchu | |
| Young Alexander's Mother | Maribel Villasenor | |
| Young Alexander | Cody Benjamin Lee | |
| Young Zane | Xade Moses | |
| Young Sienna | Andria Carpenter | |
| Dr. Maslar | Cara Picton | |
| Dr. Quist | Trent Haaga | |
| Voightman | 唐·司徒奥德 | |
| Security Guard Skinner | Daryl 'Chicago' Cruz | |
| Johnny the Corpse | Anthony Pearce | |
| Jake the Joker | Paul Gennaro | |
| Nurse Melody | Amber Bollinger | |
| Bruce the Henchman | Mark Finney | |
| Medical examiner | Tim Worman | |
| Wife | Leah Baylis | |
| Detective Celentano | Vincent Campanella | |
| Husband | Charles Cooper | |
| Husband | Charlie Cooper | |
| Dr. Dragone | Jane Fowler | |
| Orderly Johnson | Steven Hamill |
