- Seth Green (Leonardo (voice))
- Rob Paulsen (Donatello (voice))
- Sean Astin (Raphael (voice))
- Greg Cipes (Michelangelo (voice))
- Mae Whitman (April (voice))
- Josh Peck (Casey Jones (voice))
- Kelly Hu (Karai)
- Gwendoline Yeo (Shinigami)
Teenage Mutant Ninja Turtles — S2E11
Episode: Metalhead Rewired
Air Date: 2014-02-23
Runtime: 22 min
Overview
After Donnie upgrades Metalhead's artificial intelligence, he must decide if he can trust a sentient Metalhead.