The Turtles meet Splinter's distant relative and discover a powerful new ally.
| Name | Type | Role | |
|---|---|---|---|
| Josh Riley Brown | Writer | ||
| Vladimir Radev | Producer | ||
| Zelda Williams | Guest Star | Foot Recruit | |
| Maurice LaMarche | Guest Star | Foot Brute | |
| Gwendoline Yeo | Guest Star | Hamato Karai | |
| Greg Cipes | Guest Star | S.H.E.L.L.D.O.N. | |
| Hoon Lee | Guest Star | Shredder | |
| Thurop Van Orman | Guest Star | Todd Capybara | |
| Kat Graham | Guest Star | April O'Neil | |
| Eric Bauza | Guest Star | Splinter/Lou Jitsu/Hamato Yoshi | |
| Roger Craig Smith | Guest Star | Baron Draxum | |
| Rob Paulsen | Guest Star | Foot Lieutenant | |
| Andy Suriano | Executive Producer | ||
| Ant Ward | Executive Producer | ||
| J.J. Conway | Director |