Marc Forster Director Will Ferrell Harold Crick Actor Maggie Gyllenhaal Ana Pascal Actor Dustin Hoffman Dr. Jules Hilbert Actor Queen Latifah Penny Escher Actor Emma Thompson Kay Eiffel Actor Tony Hale Dave Actor Tom Hulce Dr. Cayly Actor Linda Hunt Dr. Mittag-Lefler Actor Eli Goodman Augustus Chatman Actor Denise Hughes Carla Actor Jason Burke Commuter Actor Linara Washington Bakery Assistant Actor Zach Helm Writer Lindsay Doran Producer Joseph Drake Executive Producer Nathan Kahane Executive Producer Eric Kopeloff Executive Producer Roberto Schaefer Cinematographer Matt Chesse Film Editing Francine Maisler Casting Kevin Thompson Production Design Craig J. Jackson Art Director Ford Wheeler Set Decoration Frank L. Fleming Costume Design