<Tr> <Th> Children </Th> <Td> Luke (b . 1990) Nicolas (b . 1997) </Td> </Tr> <Tr> <Th> Website </Th> <Td> Official website </Td> </Tr> <P> Sheree Julienne Wilson (born on December 12, 1958) is an American actress, producer, businesswoman, and model . She is best known for her roles as April Stevens Ewing on the American primetime television series Dallas (1986--1991) and as Alex Cahill - Walker on the television series Walker, Texas Ranger (1993--2001). </P> <P> Wilson was born in Rochester, Minnesota . The daughter of two IBM executives, Wilson moved to Colorado at the age of nine and graduated from Fairview High School . In 1981, she received a degree in fashion merchandising and business from the University of Colorado Boulder . </P>

Who plays alex cahill on walker texas ranger