Rollebesetning

• Richard Brake — Corporal Dean Portman
• Ian Hughes — Sanford Crosby
• Dwayne Johnson — Sarge
• Karl Urban — John Grimm
• Ben Daniels — Goat
• Razaaq Adoti — Duke
• Dexter Fletcher — Pinky
• Brian Steele — Hell Knight / Curtis Stahl
• Robert Russell — Dr. Carmack
• Rosamund Pike — Samantha Grimm
• DeObia Oparei — Destroyer
• Doug Jones — Dr. Carmack Imp / Sewer Imp