 Erin BrownRebecca Raven | Rebecca Raven |
| RRob MonkiewiczJedd Callahan | Jedd Callahan |
| MMichael R. ThomasFrank / The Brain | Frank / The Brain |
 Julian WellsDr. Carruthers | Dr. Carruthers |
| DDuane PolcouThe Zombie | The Zombie |
 David FineGaylord / 1st Paramedic | Gaylord / 1st Paramedic |
 Erika SmithSarah | Sarah |
| CCaitlin RossLinda | Linda |
 A.J. KhanNaomi | Naomi |
| SSylvianne ChebanceMonique | Monique |
| RRob BellamyLeo Kish | Leo Kish |
| JJustin WingenfeldOffice Worker / 2nd Paramedic | Office Worker / 2nd Paramedic |
| JJeffrey FaoroPhone Voice (voice) | Phone Voice (voice) |
 Suzy KayeCeleste | Celeste |
| MMerav TalJessica | Jessica |
| MMike SchusterEditor - Zombie This | Editor - Zombie This |
| KKelly MoylanMisty's Double | Misty's Double |
| PPaige DavisMecharachnia (voice) | Mecharachnia (voice) |
| SSylvianne ChebanceMonique - Lonely Are The Brain | Monique - Lonely Are The Brain |
| AAyelet BlumbergGirl - Lonely Are The Brain | Girl - Lonely Are The Brain |
| JJenna SindoniGirl - Lonely Are The Brain | Girl - Lonely Are The Brain |
| SSharri JonesGirl - Lonely Are The Brain | Girl - Lonely Are The Brain |
| SSusan CafoneEmts - Lonely Are The Brain | Emts - Lonely Are The Brain |
| MMichael PizzanoEmts - Lonely Are The Brain | Emts - Lonely Are The Brain |
