- Rob Huebel
- Â Various 22 episodes, 2004
- Paul Scheer
- Â Various 22 episodes, 2004
- John McEnroe
- Â Self - Host 22 episodes, 2004
- John Fugelsang
- Â Self - Co-Host 22 episodes, 2004
- Chad Carter
- Â Various 22 episodes, 2004
- Michael McKean
- Â Self 2 episodes, 2004
- Amy Poehler
- Â Self 2 episodes, 2004
- Lyle Lovett
- Â Self 2 episodes, 2004
- Seth Meyers
- Â Self 2 episodes, 2004
- Christian Finnegan
- Â Self 2 episodes, 2004
- Adam Sandler
- Â Self 1 episode, 2004
- Sean Astin
- Â Self 1 episode, 2004
- Brian Cox
- Â Self 1 episode, 2004
- Will Ferrell
- Â Self 1 episode, 2004
- John C. McGinley
- Â Self 1 episode, 2004
- Paul Bettany
- Â Self 1 episode, 2004
- Billy Burke
- Â Self 1 episode, 2004
- Thomas Haden Church
- Â Self 1 episode, 2004
- Will Forte
- Â Self 1 episode, 2004
- David Cross
- Â Self 1 episode, 2004
- David Carradine
- Â Self 1 episode, 2004
- Matt Walsh
- Â Self 1 episode, 2004
- Sting
- Â Self 1 episode, 2004
- Kathy Griffin
- Â Self 1 episode, 2004
- Ric Flair
- Â Self 1 episode, 2004
- Paul Levesque
- Â Triple H 1 episode, 2004
- Barry Williams
- Â Self 1 episode, 2004
- Vincent Van Patten
- Â Self 1 episode, 2004
- Nicole Richie
- Â Self 1 episode, 2004
- Elton John
- Â Self 1 episode, 2004
- Steve-O
- Â Self 1 episode, 2004
- Regis Philbin
- Â Self 1 episode, 2004
- Daryl Hall
- Â Self 1 episode, 2004
- Jeffrey Ross
- Â Self 1 episode, 2004
- John Oates
- Â Self 1 episode, 2004
- Hall & Oates
- Â Themselves 1 episode, 2004
- Patty Smyth
- Â Self 1 episode, 2004
- Aaron Neville
- Â Self 1 episode, 2004
- Rocco DiSpirito
- Â Self 1 episode, 2004
- Jack LaLanne
- Â Self 1 episode, 2004
- Joe Frazier
- Â Self 1 episode, 2004
- Allen Iverson
- Â Self 1 episode, 2004
- Dave Gorman
- Â Self 1 episode, 2004
- Greg Behrendt
- Â Self 1 episode, 2004
- Jennie Finch
- Â Self 1 episode, 2004
- Cara Wakelin
- Â Self 1 episode, 2004
- Joe Kernen
- Â Self 1 episode, 2004
- Janet Evans
- Â Self 1 episode, 2004
- Aaron Kant
- Â Self - Musical Guest Band 1 episode, 2004
- Art Neville
- Â Self 1 episode, 2004
- Angela McCluskey
- Â Self - Musical Guest 1 episode, 2004
- Noah Starr
- Â Sketch Character 1 episode, 2004
- David Juskow
- Â Self 1 episode, 2004
- Charles Neville
- Â Self 1 episode, 2004
- Robert Parish
- Â Self 1 episode, 2004
- Cyril Neville
- Â Self 1 episode, 2004
- Bradford Cohen
- Â Self 1 episode, 2004
- Tommy Davidson
- Â Self 1 episode, 2004
- Jason Garfield
- Â Self 1 episode, 2004
- Rich Uliasz
- Â Self 1 episode, 2004
- Ty Willingham
- Â Self 1 episode, 2004
- Josh Horowitz
- Â Sketch characters unknown episodes
- Andrew Bowler
- Â Sketch Characters unknown episodes
- Jack Helmuth
- Â Sketch Characters unknown episodes
- Joshua M. Lasser
- Â Various unknown episodes
