Andy Fickman Director Dwayne Johnson Jack Bruno Actor AnnaSophia Robb Sara Actor Alexander Ludwig Seth Actor Carla Gugino Dr. Alex Friedman Actor Ciarán Hinds Henry Burke Actor Tom Everett Scott Matheson Actor Chris Marquette Pope Actor Billy Brown Carson Actor Cheech Marin Eddie Actor Garry Marshall Dr. Donald Harlan Actor Kim Richards Tina Actor Ike Eisenmann Sheriff Antony Actor Tom Woodruff Jr. Siphon Actor John Duff Frank Actor Whitley Strieber Self Matt Lopez Screenwriter Mark Bomback Screenwriter Andrew Gunn Producer Mario Iscovich Executive Producer Ann Marie Sanderlin Executive Producer Greg Gardiner Cinematographer David J. Bomba Production Design David Rennie Film Editing Genevieve Tyrrell Costume Design Trevor Rabin Original Music Randi Hiller Casting Sara Finn Casting John R. Jensen Art Director Patrick T. Cassidy Set Decoration Kara Lindstrom Set Decoration