 | Lindsey Marie Wilson als Dr. Quinn Ramsey |
 | Jolene Andersen als Lucy Taggart |
 | Phillip Andre Botello als Aaron Farmer |
 | Jhey Castles als Ltc Madoyln Webb |
 | Lauren Elyse Buckley als Jane Deer |
 | Natalie Daniels als Ryr |
 | Joseph Michael Harris als Cpl. McKee |
 | Anthony Jensen als Admiral Forster |
 | G. Anthony Joseph als Vov |
 | David Thomas Newman als Pfc. Sharp |
 | Paul Logan |
 | Sarah Lieving |
 | Joe Finfera als Quartermaster |
 | Willow Hale als Grandma |
 | Josh Duhon als Young President |
 | Nancy Harding als Science Fair Judge |
 | Jessica DeBonville als Crew Member #2 |
| Alvin Knight Sr. als Zombie |
| Presley Alexander als Young Madolyn |
| Gianna Yeager als Young Quinn |
| Rasko Relic als Boat Guy (uncredited) |
| Marc Gottlieb | Writer |
| Glenn Campbell | Story |
| Tammy Klein | Story |
| Paul Bales | Co-Producer |
| David Rimawi | Executive Producer |
| David Michael Latt | Producer |
| Eliza Swenson | Original Music Composer |
| Mikel Shane Prather | Original Music Composer |
| Michael Su | Director |
| Michael Su | Director of Photography |
| Darya Balyura | Casting |
| Rick Mayelian | Sound Mixer |
| Sasha Burrow | Visual Effects Coordinator |
| Glenn Campbell | Visual Effects Supervisor |
| John Karner | VFX Artist |
| Neal Sopata | VFX Artist |
| Wes Sargent | VFX Artist |
| Tammy Klein | VFX Artist |
| Steve Clarke | VFX Artist |
| Chadd B. Cole | VFX Artist |
| Daren Dochterman | VFX Artist |
| Craig Bassuk | VFX Artist |
| Wesley Campbell | VFX Artist |
| Paul Knott | Visual Effects Compositor |
| Adam 'Mojo' Lebowitz | VFX Artist |
| Kelly Lee Myers | VFX Artist |
| David R. Morton | VFX Artist |
| Tim Eilers | VFX Artist |
| Pauline Jones | Line Producer |
| David Courtice | Consulting Producer |
| Kane Richard Blust | Editor |
| Andrew Fernie | Post Production Coordinator |
