- Leonardo (Cam Clarke)
- Michelangelo(Townsend Coleman)
- Donatello (Barry Gordon)
- Raphael(Rob Paulsen)
- Splinter (Peter Renaday)
- April O'Neil (Renae Jacobs)
- Casey Jones (Pat Fraley)
- Wally Airhead (Cam Clarke)
- Vernon Fenwick (Peter Renaday)
- First Goon (Townsend Coleman)
- Second Goon (Rob Paulsen)
- Third Goon (Pat Fraley)
- Fourth Goon (Pat Fraley)
- Hans (Cam Clarke)
Home media releases
- Teenage Mutant Ninja Turtles Season 5
- Teenage Mutant Ninja Turtles: The Complete Classic Series Collection
- The strap around Casey's mask was colored white when he asked the goon about signing up for a fitness class.
- The end ties of Raphael's belt disappeared and reappeared when he was tackling Hans in the final battle.
- Michelangelo had a pair of nunchucks on his belt when the Turtles were spying on Wally's goons exiting the side door of the gym.
- Michelangelo had Donatello's colors when Casey Jones knocked him down and Leonardo.
- Just after Donatello, Michelangelo and Raphael are trapped by the workout equipment, Donatello and Raphael's masks switch colors for a brief moment.
- Wally Airhead's "I'll be back" line is taken from the Terminator movies.
- Hans: Hey, no fair, you're stronger zan us now!!
- Raphael: Ohhh, sure! "It was hunky dory when you could drop a roof on our heads!!!" (He picks up a garbage can and puts it on the punk's head).