 Eddie MurphyNorbit / Rasputia / Mr. Wong | Norbit / Rasputia / Mr. Wong |
 Thandiwe NewtonKate Thomas | Kate Thomas |
 Terry CrewsBig Jack Latimore | Big Jack Latimore |
 Clifton PowellEarl Latimore | Earl Latimore |
 Lester SpeightBlue Latimore | Blue Latimore |
 Cuba Gooding Jr.Deion Hughes | Deion Hughes |
 Eddie GriffinPope Sweet Jesus | Pope Sweet Jesus |
 Katt WilliamsLord Have Mercy | Lord Have Mercy |
 Floyd LevineAbe the Tailor | Abe the Tailor |
 Anthony RussellGiovanni | Giovanni |
 Pat Crawford BrownMrs. Henderson | Mrs. Henderson |
| JJeanette MillerMrs. Coleman | Mrs. Coleman |
 Michael ColyarMorris the Barber | Morris the Barber |
 Marlon WayansBuster | Buster |
 Alexis RheeMrs. Ling Ling Wong | Mrs. Ling Ling Wong |
 Khamani GriffinNorbit - Age 5 | Norbit - Age 5 |
| AAustin ReidNorbit - Age 9 | Norbit - Age 9 |
 Lindsey Sims-LewisRasputia - Age 10 | Rasputia - Age 10 |
| CChina AndersonKate - Age 5 | Kate - Age 5 |
 Kristen SchaalEvent Organizer | Event Organizer |
 Rob HuebelExcited Man on TV | Excited Man on TV |
| MMichael VosslerBully | Bully |
| TTravis VosslerBully | Bully |
| MMason KnightBoy at Schoolyard | Boy at Schoolyard |
| JJonathan RobinsonNorbit - Age 17 | Norbit - Age 17 |
| LLola St. VilRasputia - Age 17 | Rasputia - Age 17 |
 Richard GantPreacher | Preacher |
 Susan BeaubianShop Owner | Shop Owner |
 John GatinsAttendant | Attendant |
 Laura OrtizTeen Attendant | Teen Attendant |
