- 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 — S4E3
Episode: The Weird World of Wyrm
Air Date: 2015-11-08
Runtime: 22 min
Overview
Casey releases a wish-granting alien named Wyrm, who wants his freedom to do whatever he wants to the universe