- 2007: Co-starred with Michael Madsen in the independent horror/thriller, "Hoboken Hollow"
- 2003: Reprised role as Lizzie's father in "The Lizzie McGuire Movie"
- 2002: Directed an episode of "Lizzie McGuire" titled Lizzie's Eleven
- 2001: Played the father in "Max Keeble's Big Move"
- 2001: Cast as Lizzie's father in the series, "Lizzie McGuire" (Disney)
- 1996: Played a Skinhead in "John Carpenter's Escape From L.A."
- 1995: Reunited with "Nerds" castmate Anthony Edwards in an episode of "ER" (NBC)
- 1994: Co-produced the TV-movie sequel "Revenge of the Nerds IV: Nerds in Love"; also starred
- 1992: Played Lewis a third time in the Fox TV-movie sequel "Revenge of the Nerds III: The Next Generation"; also co-produced
- 1992: Had cameo as himself in Robert Altman's "The Player"
- 1987: Reprised role of Lewis in "Revenge of the Nerds II"
- 1986: Starred in "As Is" for Broadway on Showtime
- 1986: Sang onscreen in "Number One with a Bullet"
- 1984: Had most famous feature film role as Lewis, the positive-thinking leader of "Revenge of the Nerds"
- 1984: Played Robert Cohn in NBC remake of "The Sun Also Rises"
- 1980: Narrated and starred in Samuel Fuller's WWII drama "The Big Red One"
- 1980: Appeared with brothers David and Keith as the outlaw Younger brothers in Walter Hill's "The Long Riders"
- 1977: Raced Ferraris with Paul Newman at Daytona and Sebring
- 1977: Had supporting role in "Coming Home"
- 1975: First starring role as Johnny Chrystal in "The Pom Pom Girls'"
- 1974: TV series debut as a regular on the ABC series adaptation of "The Cowboys"
- 1973: Had bit part in Martin Scorsese's "Mean Streets"
- 1972: Co-starred with father John in second episode of brother David's "Kung Fu"
- 1972: Feature acting debut, "The Cowboys", starring John Wayne
- 1971: Made TV Debut in "Bonanza"
- 1970: Made stage debut when he replaced brother Keith at age 16 in "Tobacco Road" (date approximate)
- 1963: Became a musician at age nine (date approximate)
- Acting debut as an understudy to brother Keith who appeared with their father in "Tobacco Road"
- Starred in the L.A. production of William H. Hoffman's play, "As Is"
- Worked as a driver of Corvettes for Mobil Oil and B F Goodrich
- Continued to play guitar and bass



