Simbi Khali (born April 28, 1971), sometimes credited as Simbi Kali Williams, is an American actress and singer best known for her role as Nina Campbell on the NBC sitcom 3rd Rock from the Sun.
Her credits include the television show Martin and the feature films Vampire in Brooklyn, A Thin Line Between Love and Hate, and Plump Fiction. On stage, Khali has appeared in Colored Museum, For Colored Girls..., A Midsummer Night's Dream, and Troilus and Cressida. She also had a career in voice acting, most notably Varesh Ossa in the video game Guild Wars Nightfall, and Amanda in the video game Detroit: Become Human.