Joel Schumacher Director Colin Farrell Stu Shepard Actor Kiefer Sutherland The Caller Actor Forest Whitaker Captain Ramey Actor Radha Mitchell Kelly Shepard Actor Katie Holmes Pamela McFadden Actor Richard T. Jones Sergeant Cole Actor Keith Nobbs Adam Actor John Enos III Leon Actor James MacDonald Negotiator Actor Josh Pais Mario Actor Paula Jai Parker Felicia Actor Tia Texada Asia Actor Arian Ash Corky Actor Larry Cohen Writer David W. Zucker Producer Gil Netter Producer Ted Kurdyla Executive Producer, Unit Production Manager Matthew Libatique Cinematographer Andrew Laws Production Design Mark Stevens Film Editing Daniel Orlandi Costume Design Harry Gregson-Williams Original Music Mali Finn Casting John A. Machione Unit Production Manager Glen Trotiner First Assistant Director Martin Whist Art Director Don Diers Set Decoration Eli Richbourg Associate Producer Paul Curtis Supervising Sound Editor Dean Garvin Second Assistant Director