In the course of his career, Knecht has represented many Hollywood and music-biz celebrities, including David Crosby, Anna Nicole Smith's former boyfriend Mark "Hollywood" Hatten; Jason Priestly.
Knecht eventually moved to the defense side of the law, primarily through his affiliation with the law practice of Harry Weiss.
Knecht has appeared as a television analyst and consultant on criminal justice for major news outlets, including national CBS, NBC, ABC and FOX broadcasts, and locally for KCAL-TV-Channel 9 and KCOP-TV-Channel 13. He has also appeared on Celebrity Justice and on CNN. His major cases have been featured on morning talk shows like The Today (NBC program) Show and Good Morning America.
- Noble, Kenneth B. (21 September 1994). "State Calls Simpson's Ex-Wife Sole Target". New York Times. Retrieved 15 December 2010.
- "Rock Star David Crosby sentenced". The Daily Telegraph. 22 September 1982. Retrieved 15 December 2010.
- "Jason Priestly". Lodi News-Sentinal. 26 July 2001. Retrieved 15 December 2010.
- Toobin, Jeffrey (1997). The run of his life: the people v. O.J. Simpson. Simon & Schuster. pp. 161–163. ISBN 978-0-684-84278-3. Retrieved 15 December 2010.