Buxton was a competitive gymnast in her youth, until being "discovered" at the grocery store when she was about 15. In early 1980s, she began appearing on television and films. She guest-starred on "Simon & Simon", "21 Jump Street", "Who's the Boss?", "The Fresh Prince of Bel-Air", "China Beach" and "Walker, Texas Ranger". She also has appeared in a number of films, include "Lovelines" (1984), "The Sure Thing" (1985) and "Less Than Zero" (1987), "Rock 'n' Roll High School Forever" (1991), and "Don't Tell Mom the Babysitter's Dead" (1991).