Foster is best known for her role as Michelle Stevens in the thirteenth and fourteenth seasons of the prime-time drama Dallas which she played from 1989 to 1991. Her character was briefly a sister-in-law to Bobby Ewing and later briefly a daughter-in-law to J.R. Ewing. From 1994-1995, she played the role of "Liz Sloan" on the ABC daytime drama series, All My Children. She also had roles in One Crazy Summer with John Cusack, Loves Bites, Dragnet with Tom Hanks and Dan Aykroyd, You Can't Hurry Love with Bridget Fonda, and It Takes Two with fellow Arkansan George Newbern.