Suggestions by @alecgroskreutz1

Melissa Villaseñor

as Irma Langstein in Teenage Mutant Ninja Turtles: The New Animated Series - Season 1 and 2

Will Arnett

as Vernon Finweck in Teenage Mutant Ninja Turtles: The New Animated Series - Season 1 and 2

Jonah Ray Rodrigues

as Jonah Heston in Mystery Science Theater 3000: Season 15

Jim Carrey

as Dr. Robotnik in Sonic The Hedgehog 3

Dee Bradley Baker

as Arc Trooper Fives in Teenage Mutant Ninja Turtles: The New Animated Series - Season 3, 4, and 5

Dee Bradley Baker

as Lieutenant Jesse in Teenage Mutant Ninja Turtles: The New Animated Series - Season 3, 4, and 5

Jason Statham

as Slinger in Teenage Mutant Ninja Turtles: The New Animated Series - Season 3, 4, and 5

Dennis Bateman

as Spy in Teenage Mutant Ninja Turtles: The New Animated Series - Season 3, 4, and 5

Ashly Burch

as Ms. Pauling in Teenage Mutant Ninja Turtles: The New Animated Series - Season 3, 4, and 5

Nolan North

as Soldier in Teenage Mutant Ninja Turtles: The New Animated Series - Season 3, 4, and 5

Nolan North

as Engineer in Teenage Mutant Ninja Turtles: The New Animated Series - Season 3, 4, and 5

John Patrick Lowrie

as Sniper in Teenage Mutant Ninja Turtles: The New Animated Series - Season 3, 4, and 5

Dennis Bateman

as Pyro in Teenage Mutant Ninja Turtles: The New Animated Series - Season 3, 4, and 5

Ike Amadi

as Omar in Teenage Mutant Ninja Turtles: The New Animated Series - Season 3, 4, and 5

Baragon

as Baragon in Teenage Mutant Ninja Turtles: The New Animated Series - Season 3, 4, and 5

John Krasinski

as Geoffrey St. John in Sonic the Hedgehog: The New Animated Series - Season 4, and 5

Jeremy Irons

as Alfred Pennysworth in Teenage Mutant Ninja Turtles: The New Animated Series - Season 1 and 2

Chris Jai Alex

as Commander Mozar in Teenage Mutant Ninja Turtles: The New Animated Series - Season 1 and 2

Sean Schemmel

as Captain Zog in Teenage Mutant Ninja Turtles: The New Animated Series - Season 1 and 2

Robin Atkin Downes

as Medic in Teenage Mutant Ninja Turtles: The New Animated Series - Season 3, 4, and 5