Eddie Murphy as Professor Sherman Klump / Buddy Love Murphy also plays Papa Cletus Klump (Sherman 's father), Mama Anna Klump (Sherman 's mother), Granny Ida Jenson (Sherman 's Grandma, Anna 's Mama), Ernie Klump, Sr. (Sherman 's brother) and Lance Perkins, a parody of Richard Simmons Jada Pinkett as Carla Purty James Coburn as Harlan Hartley Larry Miller as Dean Richmond Dave Chappelle as Reggie Warrington Chappelle reprised his role on Chris Rock 's 1997 album Roll with the New. John Ales as Jason Jamal Mixon as Ernie Klump, Jr. Montell Jordan as himself
who plays richard simmons in the nutty professor
Eddie Murphy