Derek 'Stormy' Waters (42 episodes, 2000-2005)
Dr. Quentin Q. Quinn / Derek 'Stormy' Waters (42 episodes, 2000-2005)
Jodene Sparks / Various / President (41 episodes, 2000-2005)
Debbie DuPree (41 episodes, 2000-2005)
Marco Rodrigo Diaz de Vivar Gabriel Garcia Marquez / Marco Rodrigo Diaz de Vivar Diego Garcia Marquez (35 episodes, 2000-2005)
Captain Hazel 'Hank' Murphy (31 episodes, 2000-2005)
Virjay / Beard Guy / Bebop Cola Machine / BizarroVision / Doctor / General #2 / Mardock / Self / Space Baby / Wally Gator (21 episodes, 2000-2004)
Hesh Hipplewhite / Various / Ad Pitcher #1 / Griff / Hesh Hippleby / Yes Brains (19 episodes, 2000-2005)
Sharko / Ad Pitcher #2 / Evans (13 episodes, 2000-2005)
Captain Bellerophon 'Tornado' Shanks / Captain Bollerophon 'Tornado' Shanks (10 episodes, 2004-2005)
Self / Health Inspector (9 episodes, 2002-2005)
Black Debbie / Debbie 'Black Debbie' Love (8 episodes, 2001-2005)
(8 episodes, 2003-2005)
Master Loo / Self (7 episodes, 2000-2003)
Meatwad / Big Brain / Bizarro Dr. Quinn / Dolphin Boy Twins (5 episodes, 2001-2003)
Phil / Self (5 episodes, 2002-2005)
Orphan (3 episodes, 2000)
General #1 (3 episodes, 2002-2003)
Access Tonight Reporter / Child Services Worker / Operator (3 episodes, 2002)
Master Shake (1 episode, 2001)
Dick / Space Ghost (1 episode, 2001)
Self (2 episodes, 2002-2003)
(2 episodes, 2002)
Eskimo / John Bear / Phil O'Malley / Whale cancer Man (2 episodes, 2005)
(2 episodes, 2005)
Beck Bristow (1 episode, 2003)
Admiral (1 episode, 2003)
Orphan (1 episode, 2001)
Self (1 episode, 2002)
(1 episode, 2002)
Asian Men (1 episode, 2003)
Mickey (1 episode, 2003)
(1 episode, 2003)
Larry Palaroncini (1 episode, 2004)
Joy (1 episode, 2004)
Additional voices (1 episode, 2004)
(1 episode, 2005)
Frylock (uncredited) (1 episode, 2001)
Brak (uncredited) (1 episode, 2001)
Zorak (uncredited) (1 episode, 2001)