Teenage Mutant Ninja Turtles New World Order: Part 1 (2003–2010) Online
| Episode credited cast: | |||
 | Michael Sinterniklaas | - | Leonardo (voice) (as Mike Sinterniklaas) |
 | Wayne Grayson | - | Michelangelo (voice) |
 | Sam Riegel | - | Donatello / Dr. Chaplin (voice) |
 | Gregory Abbey | - | Raphael (voice) (as Frank Frankson) |
 | Darren Dunstan | - | Splinter (voice) |
 | David Chen | - | The Ancient One (voice) |
| Scott Rayow | - | The Shredder (voice) (as Scottie Ray) |
| Karen Neil | - | Karai (voice) |
 | Sean Schemmel | - | Earth Mystic / Fire Mystic / Metal Mystic (voice) |
 | Brian Maillard | - | Air Mystic / Water Mystic (voice) |
| Rest of cast listed alphabetically: | |||
 | Zachary Mastoon | - | Dr. Chaplin |