Joe Dante Director Chris Massoglia Dane Thompson Actor Haley Bennett Julie Campbell Actor Teri Polo Susan Actor Bruce Dern Creepy Carl Actor Nathan Gamble Lucas Thompson Actor Quinn Lord Annie Smith Actor John DeSantis Monster Dad Actor Chelsea Ricketts Whitney Actor Ali Cobrin Tiffany Actor Paul Hooson Jester (uncredited) Actor Mark L. Smith Screenwriter Chris Bender Executive Producer J.C. Spink Executive Producer Gary Michael Walters Executive Producer Claudio Fäh Producer Javier Navarrete Original Music Theo van de Sande Cinematographer Marshall Harvey Film Editing