Teenage Mutant Ninja Turtles: The Manhattan Project is an animated television special. It aired on Nickelodeon on March 14, 2014.
Cast
- Raphael - Sean Astin
- Leonardo - Jason Biggs
- Michelangelo - Greg Cipes
- Donatello/80's Raphael - Rob Paulsen
- April - Mae Whitman
- Splinter - Hoon Lee
- Shredder/Man #2 - Kevin Michael Richardson
- Kraang - Nolan North
- Karai - Kelly Hu
- Casey Jones - Josh Peck
- Fishface - Christian Lanz
- Rahzar - Clancy Brown
- Tiger Claw/Man #1 - Eric Bauza
- Baxter Stockman - Phil LaMarr
- Jack Kurtzman - Robert Forster
- Carlos Chang O'Brien - Jim Meskimen
- 80's Leonardo - Cam Clarke
- 80's Donatello - Barry Gordon
- 80's Michelangelo - Townsend Coleman