After the first manned mission to Mars ends in a deadly crash, mission controller Mackenzie 'Mack' Wilson assists an artificial intelligence system, A.R.T.I. Their investigation uncovers a mysterious object under the surface of Mars that could change the future of our planet as we know it.
| Actor | Role |
|---|---|
 Katee SackhoffMackenzie 'Mack' Wilson | Mackenzie 'Mack' Wilson |
 Ray FearonSterling Brooks | Sterling Brooks |
 Julie CoxLena Wilson | Lena Wilson |
 Steven CreeARTi (voice) | ARTi (voice) |
 Noush SkaugenJill Valentine (voice) | Jill Valentine (voice) |
 Joe David WaltersJake Wilson (voice) | Jake Wilson (voice) |
| DDavid K.S. TseJian Lin (voice) | Jian Lin (voice) |
| NNeil RobertsonSecurity Officer | Security Officer |
| MMatthew HollowaySWAT Team Soldier 2 | SWAT Team Soldier 2 |