Suggestions by @alecgroskreutz1

Robbie Rist

as Mondo Gecko in Teenage Mutant Ninja Turtles: The New Animated Series

Khary Payton

as Leatherhead in Teenage Mutant Ninja Turtles: The New Animated Series

Roger Craig Smith

as Slash in Teenage Mutant Ninja Turtles: The New Animated Series

JB Blanc

as Tiger Claw in Teenage Mutant Ninja Turtles: The New Animated Series

Jim Cummings

as Old Hob in Teenage Mutant Ninja Turtles: The New Animated Series

Jonathan Banks

as Raymond Stern in Teenage Mutant Ninja Turtles: The New Animated Series

Tom Kenny

as Jordan Perry in Teenage Mutant Ninja Turtles: The New Animated Series

Grey DeLisle

as Melanie Jones in Teenage Mutant Ninja Turtles: The New Animated Series

Travis Willingham

as Hun in Teenage Mutant Ninja Turtles: The New Animated Series

Jennifer Hale

as Elizabeth O'Neil in Teenage Mutant Ninja Turtles: The New Animated Series

Awkwafina

as Yumiko in Teenage Mutant Ninja Turtles: The New Animated Series

Cindy Robinson

as Ocho in Teenage Mutant Ninja Turtles: The New Animated Series

John DiMaggio

as Bludgeon in Teenage Mutant Ninja Turtles: The New Animated Series

Grey DeLisle

as Koya in Teenage Mutant Ninja Turtles: The New Animated Series

Eugene Lee

as Director in Teenage Mutant Ninja Turtles: The New Animated Series

Seth Rogen & Evan Goldberg

as Director in Teenage Mutant Ninja Turtles: The New Animated Series

Atsushi Takahashi

as Director in Teenage Mutant Ninja Turtles: The New Animated Series

Mela Lee

as Shinigami in Teenage Mutant Ninja Turtles: The New Animated Series

Lacey Chabert

as Rebecca Vincent in Teenage Mutant Ninja Turtles: The New Animated Series

Jennifer Hale

as Karai in Teenage Mutant Ninja Turtles: The New Animated Series