Robin Williams Alan Parrish Kirsten Dunst Judy Shepherd Bradley Pierce Peter Shepherd Bonnie Hunt Sarah Whittle Jonathan Hyde Samuel Alan Parrish / Van Pelt Bebe Neuwirth Nora Shepherd David Alan Grier Carl Bentley Adam Hann-Byrd Young Alan Patricia Clarkson Carol Anne Parrish Laura Bell Bundy Young Sarah James Handy Exterminator Gillian Barber Mrs. Thomas Lloyd Berry Bum Malcolm Stewart Jim Shepherd Annabel Kershaw Martha Shepherd Darryl Henriques Gun Salesman Robyn Driscoll Paramedic Peter Bryant Paramedic Daniel Olsen Ice Cream Man (uncredited) Tom Woodruff Jr. Lion / Crocodile (uncredited)