A Yellowstone National Park scientist and a thrill-seeking ranger join forces to plug-up a volatile super volcano that threatens to wipe out the entire United States.
| Actor | Role |
|---|---|
 Richard BurgiCharlie Young | Charlie Young |
 Juliet AubreyKate | Kate |
 MyAnna BuringClaire | Claire |
 Peter VollebregtGeorge Howe | George Howe |
| DDaniel S. EhrlichJake | Jake |
 Alex WyndhamJosh | Josh |
 Sarah BrownBlind Woman | Blind Woman |