Rob Margolies Director, Screenwriter, Producer Josh Gad Sam Baum Actor Kristen Ruhlin Sammy Kingston Actor Hilary Duff Kim Powers Actor Charlie Sheen Charlie Actor, Executive Producer Aaron Yoo Max Actor Debra Jo Rupp Ruth Baum Actor Wayne Knight Walter Baum Actor Johnny Messner John Actor Melonie Diaz Gwen Actor Brit Morgan Carly Actor Ellen Albertini Dow Grandma Elma Actor Alex Solowitz Drew Actor Joel Michaely Lloyd Actor Jillian Barberie Barbara Bernhardt Actor Christine Holder Producer Mark Holder Producer Danny Roth Producer Jeremy Schott Executive Producer Matthew Puckett Original Music Marc Shap Cinematographer Brian Singbiel Film Editing Judy Henderson Casting Emily Schweber Casting Elizabeth Garner Production Design Jacqueline Kahn Costume Design