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Sanaa Lathan appeared in In the House, an American sitcom that ran on the UPN network from 1995 to 1999. The show starred LL Cool J as Mark Anthony Payne, a single father raising three children in the Washington, D.C., area. Lathan played Karen, Mark's friend and confidante. In the House was a popular show during its run, and it helped to launch Lathan's career.