- Janet Kidder - Ana Janen
- Evan Bird - Ricky
- Andy Nez - Hank Sarland
- Brendan Penny - Eric Vascer
- Patrick Gilmore - Todd
- Aaron Brooks - Edward
- Edward Foy - Peter Loson
- Laci J. Mailey - Katie Preston
- Dean Wray - Chris Dannen
- Kwesi Ameyaw - Sgt. Dunlap
- Michael Teigen - Official
- Silvio Pollio - Bartender Devon
- Kirby Morrow - Engineer
- Andrew Wheeler - Farmer
- Shaker Paleja - DNR Agent
- Nicholas Harrison - Sheriff
- Tasha Simms - Dr. Cole
- Greg Webb - Dr. Stanton
- Jill Teed - Jennifer Hough
- Crystal Balint - Barbara
- Connor Beardmore - Tommy
- Taya Clyne - Andrea
- Peter Benson - Volcano Expert
- Darcy Laurie - Contractor
- Daesha Danielle Usman - Receptionist
- Kurt Evans - Roadblock Driver
- Monique Ganderton - Maple Grove Reporter
- Rhys Williams - News Cameraman
- Emily Holmes - Paxton Mother
- Shanel Pratap - News Anchor 1
- Lynn Colliar - News Anchor 2
- Dawn Chubai - News Anchor 3
- Sophie Lui - National Anchor
- Denise Pillott - Nurse at Triage
- Bart Anderson - Capsule Medic
- Leigh Bourque - Girl on bus
- Paul Shapiro
- Michael Vickerman
Ian Tracey interpreta a Hector Janen en la serie.
Brian Markinson interpreta a Harry Stromwell en la serie.
Agam Darshi interpreta a Audrey Lee en la serie.
Michael Vartan hace el papel de Dr Matthew Cooper.
Terry O'Quinn hace el papel de Oliver Booth.
Lauren Lee Smith hace el papel de Emily Booth.
Capítulo disponible en las siguientes plataformas:
