Characters played by Johnathon Schaech
Frank Sears
Dr. Yevgeni Tarasov
Characters played by Erica Leerhsen
Carrie Freeborn
Characters played by James McDaniel
Col. Erik Maitland
Characters played by Jason Wiles
Glenn Freeborn
Characters played by Terence Jay
Lt. Gregg Arbogast
Characters played by Charissa Allen
Pfc. Aneta McQueen
Characters played by Dylan Kenin
Sgt. Wayne Teegarden
Characters played by Jude Herrera
Pfc. Una Fernandes
Characters played by Vic Chao
Sgt. Walter Kinoshita
Characters played by Josh Berry
Torbin Struss
Characters played by Daniel Beer
Tristam Sears
Characters played by Rick Herod
Gen. Kenneth Lavigne
Characters played by Joshua Rollins
Pfc. Kermit Shourt
Characters played by Darlene Conte
Eleanore Sears
Characters played by Diego Joaquin Lopez
Pvt. Tito Zaremba
Characters played by Liezl Carstens
Gayle Osterloh
Characters played by Fredrick Lopez
Perry Redwing
Characters played by Daniel Hubbert
Cpt. Luce Neel
Characters played by Angelo Martinez
Young Frank Sears
Characters played by Lew Alexander
Virgil Redwing
Characters played by Stormy Garcia
Ricco Lovejoy
Characters played by T. Jay O'Brien
Gen. Von Torrence
Characters played by Natasha Pertile
Nikki Ziker
Characters played by Haleigh Sanderson
Kaz Redwing
Characters played by Molly Weber
Ruby Seitz
Characters played by Benjamin Lloyd Cox
Lab Soldier
Characters played by John Weitz
PA Announcer