Knight has had guest appearances on several television series, such as Profiler (1996) and The X-Files (1999), as well as a starring role on 2000 Malibu Road (1992).
The documentary is directed by Daniel Farrands and Andrew Kasch, produced by Thommy Hutson, and was hosted by Elm Street veteran Heather Langenkamp.
In 1996, she sang a cover of The Police's song "Every Breath You Take" in an episode of Profiler entitled "I'll Be Watching You".
She later watched a performance by the David Bowie Tribute Band Space Oddity and joined them as Keyboardist and Backing vocals.
On September 17, 2012, Knight released Faith, an 18-track album featuring a collection of songs recorded over the past 25 years.