The countdown to terror has begun. Astronaut Eli Cologne became the first man on Mars, but something went horribly wrong. Infected by an alien organism, he returned to Earth a savage monster with an unquenchable thirst for human flesh.
| Actor | Role |
|---|---|
 Kelly AngellPorscha | Porscha |
 Bobby GilchristMission Control Scientist 2 | Mission Control Scientist 2 |
| CChristian WalkerJustin Hooper | Justin Hooper |
| KKirk JordanSheriff Ruffman | Sheriff Ruffman |
| BBenjamin WoodEli Cologne / Roger | Eli Cologne / Roger |
| CChris SharpesJustin Hooper (voice) | Justin Hooper (voice) |
 Sam CobeanScientist 2 | Scientist 2 |
| CCandace McAdamsKimmy K.K. | Kimmy K.K. |
| RRoy L. Jackson Jr.Fritz Leiber | Fritz Leiber |
| JJeffrey EstiverneDeputy Jordy Sample | Deputy Jordy Sample |
| AAndy ReboulMission Control Scientist 2 | Mission Control Scientist 2 |
| TTressler BurtonGirl Fishing | Girl Fishing |
| JJoey HarmonScientist 1 | Scientist 1 |
| MMarcelle ShaneyfeltDr. Martine Munro | Dr. Martine Munro |