Biography:From Wikipedia, the free encyclopedia. Keshia Knight Pulliam (born April 9, 1979) is an American actress. She is most recognized for her childhood role as Rudy Huxtable on the long-running NBC sitcom The Cosby Show. Currently, she appears as reformed con artist Miranda Lucas-Payne on the TBS comedy-drama Tyler Perry's House of Payne. Description above from the Wikipedia article Keshia Knight Pulliam, licensed under CC-BY-SA, full list of contributors on Wikipedia.