- 2008: Guest starred on two episodes of NBC's "Heroes"
- 2006: Appears regularly as a parody of himself in the HBO series "Entourage"
- 2006: With Robot Chicken co-creator Matthew Senreich signed a two-picture deal with Dimension Films
- 2005: Co-created Robot Chicken with Matthew Senreich for the Adult Swim Channel; earned an Emmy nomination for Outstanding Voice-Over Performance in 2009
- 2004: Co-starred with Dax Shepard and Matthew Lillard in the comedy "Without a Paddle"
- 2004: Cast as a mysterious museum curator in "Scooby Doo 2: Monsters Unleashed"
- 2003: Played a computer genius in the 60s remake, "The Italian Job"
- 2003: Cast as James St. James in "Party Monster"
- 2002: Cast in the short-lived television series "Greg the Bunny" (FOX)
- 2002: Co-starred in "Knockaround Guys"; released in Italy as "Dangerous Company"
- 2002: Reprised role of Scott Evil for the third Austin Powers movie "Austin Powers in Goldmember"
- 2001: Played a weaselly young publicist in "America's Sweethearts"
- 2001: Had featured role as one of the contestants trying to win $2 million in "Rat Race"
- 1999: Voiced multiple characters, including the regular one of Chris, on the FOX animated series "Family Guy"; show was cancelled in 2002, but resumed production in 2005
- 1997: Had regular role on the short-lived CBS sitcom "Temporarily Yours"
- 1997: Joined cast of the hit series "Buffy, the Vampire Slayer" in the recurring role of Oz; role made regular as of the 1998-1999 season
- 1997: Played Scott Evil in "Austin Powers: International Man of Mystery"
- 1994: Starred as Harry Byrd, the eldest son, on the ABC series "The Byrds of Paradise"
- 1991: Debuted as a series regular on the short-lived ABC sitcom "Good & Evil"
- 1990: Featured as one of the children in the ABC miniseries "Stephen King's IT"
- 1987: Appeared in the film "Can't Buy Me Love" as Patrick Dempsey's little brother, Chuckie Miller
- 1987: Cast in "Radio Days" as a character said to be modeled after a young Woody Allen
- 1985: Early TV acting credit in the "ABC Afterschool Special" entitled "I Want to Go Home"
- 1984: Made feature film debut in "The Hotel New Hampshire"
- 1983: Appeared in a guest spot on NBC's "Saturday Night Live" at age nine
- 1980: Enrolled in an acting workshop at age six




