Tom Shadyac Director, Writer Eddie Murphy Professor Sherman Klump, Buddy Love, Lance Perkins, Cletus 'Papa' Klump, Anna Pearl 'Mama' Jensen Klump, Ida Mae 'Granny' Jensen, Ernie Klump, Sr. Actor Jada Pinkett Smith Carla Purty Actor James Coburn Harlan Hartley Actor Larry Miller Dean Richmond Actor Dave Chappelle Reggie Warrington Actor John Ales Jason Actor Patricia Wilson Dean's Secretary Actor Jamal Mixon Ernie Klump Jr. Actor Jerry Lewis Writer, Executive Producer Bill Richmond Writer David Sheffield Writer Barry W. Blaustein Writer Steve Oedekerk Writer Karen Kehela Sherwood Executive Producer Mark Lipsky Executive Producer Russell Simmons Producer Brian Grazer Producer David Newman Original Music Julio Macat Cinematographer Don Zimmerman Film Editing Aleta Chappelle Casting William A. Elliott Production Design Greg Papalia Art Director Kathryn Peters Set Decoration Ha Nguyen Costume Design