Chris Columbus Director, Producer, Screenwriter Hugh Grant Samuel Faulkner Actor Julianne Moore Rebecca Taylor Actor Tom Arnold Marty Dwyer Actor Joan Cusack Gail Dwyer Actor Jeff Goldblum Sean Fletcher Actor Robin Williams Dr. Kosevich Actor Joey Simmrin Truman Actor Ashley Johnson Shannon Dwyer Actor Mia Cottet Lili Actor Anne Francois Producer Mark Radcliffe Producer Michael Barnathan Producer Joan Bradshaw Executive Producer Christopher Lambert Executive Producer Donald McAlpine Cinematographer Raja Gosnell Film Editing Stephen Rivkin Film Editing Hans Zimmer Original Music Angelo P. Graham Production Design W. Steven Graham Art Director Garrett Lewis Set Decoration Jay Hurley Costume Design Janet Hirshenson Casting Jane Jenkins Casting