<Tr> <Th> Occupation </Th> <Td> Actress, impressionist </Td> </Tr> <Tr> <Th> Years active </Th> <Td> 1976--present </Td> </Tr> <P> Anne - Marie Johnson (born July 18, 1960) is an American actress and impressionist, who has starred in film and on television . She is known for her roles as Nadine Hudson Thomas on What's Happening Now!!, Aileen Lewis on Double Trouble, Althea Tibbs on In the Heat of the Night, and as a cast member on In Living Color during its final season . </P> <P> Anne - Marie Johnson was born in Los Angeles, California . Her father is African - American and her mother is Multiracial - American . She graduated from University of California, Los Angeles (UCLA) with a degree in Acting and Theater . </P>

Who played mrs tibbs in the heat of the night