Sam Riegel
Donatello / ... (153 episodes, 2003-2009)
Dan Green
Commander Mozar / ... (30 episodes, 2003-2009)
Oliver Wyman
Professor Honeycutt / ... (23 episodes, 2003-2009)
Eric Stuart
Murakami Gennosuke / ... (21 episodes, 2003-2009)
David Chen
The Ancient One / ... (16 episodes, 2005-2009)
Ted Lewis
The Ultimate Ninja / ... (11 episodes, 2004-2005)
David Moo
Faraji Ngala / ... (8 episodes, 2006-2008)
Marc Odgers
Red Triple Threat / ... (4 episodes, 2006-2007)
David Wills
Stainless Steel Steve (2 episodes, 2004-2009)