Bristow is also an alumnus of the Los Angeles landmark sketch comedy/improv troupe The Groundlings, where he still occasionally performs improvisation comedy.
Patrick Henry | Patrick Swayze | Daniel Patrick Moynihan | Saint Patrick | Patrick Dempsey | Patrick Ewing | Patrick | Robert Patrick | Patrick Leahy | Patrick Stewart | Patrick Moore | Patrick Kane | Deval Patrick | Saint Patrick's Day | Patrick McGoohan | Patrick Macnee | Patrick Troughton | Patrick Demarchelier | St. Patrick's Cathedral, New York | St. Patrick | Patrick O'Brian | Patrick Heron | Neil Patrick Harris | Patrick White | Patrick Marber | Patrick Califia | Patrick Bruel | William Francis Patrick Napier | Tera Patrick | St. Patrick's High School |
In addition to the regular cast, guest stars included actor and comedian Patrick Bristow, animator, executive producer, animation director, storyboard artist and producer Butch Hartman (who played Mr. Weed, Peter's boss, and various other characters), writer Gary Janetti who played the Demon and Riff), actor John O'Hurley (who played the Cult Leader), and Waylon Jennings (who played himself).