Patricia McPherson is a former American actress best known for her role as Bonnie Barstow, KITT's mechanic, in the action television series Knight Rider, from 1982-1983.
She was subsequently asked to return to the show, which she did in the season-three opener, remaining until the end of the series (from 1984-1986).
Her first movie role was in the (1976) film The Bawdy Adventures of Tom Jones.
Patricia has made guest appearances in a variety of television shows including Starman; Murder, She Wrote; MacGyver; Matlock; and Star Trek: The Next Generation, in the Season 1 episode entitled "Angel One as Ariel".
Her last on-screen acting role was in the 1991 episode of Matlock entitled "The Witness Killings" (Season 6, Episode 1).
Today, McPherson is very active conserving wildlife and the forests; her efforts have included helping in attempts to preserve the Ballona Wetlands in southern California.