| Nellie: | Emilia Martini |
| Bloody Mary: | Amanda Eaton |
| Liat: | Anika Blodgett |
| Dinah Murphy: | Mary Clare McCorry |
| Janet MacGregor: | Katelyn Krajenka |
| Head Nurse: | Maura Craig |
| Nurses: | Anna Costello, Stephani Post |
| Cable: | Nate Piper |
| Emile: | Jarrod Ratcliffe |
| Billis: | Geoff Hook |
| Brackett: | Peter Worrest |
| O'Brien: | Kat McKenna |
| Quale: | Jason Climer |
| Adams: | Juliana Rose |
| Stewpot: | Sam Nue |
| Professor: | |
| Children | |
| Ngana | Alexa Gobert |
| Jerome | Eric Watterson |