Onder andere met: Karl Urban (John Grimm), Rosamund Pike (Samantha Grimm), Deobia Oparei (Destroyer (as DeObia Oparei)), Ben Daniels (Goat), Razaaq Adoti (Duke (as Raz Adoti)), Richard Brake (Portman), Al Weaver (The Kid), Dexter Fletcher (Pinky), Brian Steele (Hell Knight), Dwayne Johnson (Sarge), Yao Chin (Mac), Robert Russell (Dr. Carmack), Daniel York (Lt. Huengs), Ian Hughes (Sandford Crosby), Sara Houghton (Dr. Jenna Willits)