John Singleton Director Taylor Lautner Nathan Actor Lily Collins Karen Actor Alfred Molina Burton Actor Jason Isaacs Kevin Actor Maria Bello Mara Actor Sigourney Weaver Dr. Bennett Actor Denzel Whitaker Gilly Actor Michael Nyqvist Kozlow Actor Victor Slezak Tom Shealy Actor Roger Guenveur Smith Mr. Miles Actor Allen Williamson Billy Actor Elisabeth Röhm Woman, Lorna Actor Shawn Christensen Screenwriter Doug Davison Producer Ellen Goldsmith-Vein Producer Lee Stollman Producer Roy Lee Producer Dan Lautner Producer Patrick Crowley Producer Jeremy Bell Executive Producer Gabriel Mason Executive Producer Anthony Katagas Executive Producer Allison Shearmur Executive Producer Wolfgang Hammer Executive Producer Peter Menzies Jr. Cinematographer Keith Brian Burns Production Design Bruce Cannon Film Editing Ruth E. Carter Costume Design Joseph Middleton Casting Ed Shearmur Original Music Liba Daniels Art Director Julie Smith Set Decoration