Suggestions by @alecgroskreutz1

Tom Kenny

as Dr. Jasper Barlow in Teenage Mutant Ninja Turtles: The New Animated Series - Season 3, 4, and 5

Dimetrodon

as Dinosaurs and other Prehistoric Creatures in Se3 - Ep. 28, 29, and 30 in Teenage Mutant Ninja Turtles: The New Animated Series - Season 3, 4, and 5

Sylvester Stallone

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

Ashleigh Ball

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

Aaron LaPlante

as Omega-123 in Sonic the Hedgehog: The New Animated Series - Season 4, and 5

Karen Strassman

as Rouge the Bat in Sonic the Hedgehog: The New Animated Series - Season 4, and 5

Kirk Thornton

as Shadow the Hedgehog in Sonic the Hedgehog: The New Animated Series - Season 4, and 5

Doug Erholtz

as Rough the Skunk in Sonic the Hedgehog: The New Animated Series - Season 4, and 5

Roger Jackson

as Tumble the Skunk in Sonic the Hedgehog: The New Animated Series - Season 4, and 5

Xander Mobus

as Mimic the Octopus in Sonic the Hedgehog: The New Animated Series - Season 4, and 5

Wally Wingert

as Cubot in Sonic the Hedgehog: The New Animated Series - Season 4, and 5

Grey DeLisle

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

Colleen O'Shaughnessey

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

Trevor Devall

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

Bryce Papenbrook

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

Ashleigh Ball

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

Troy Baker

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

James Marsden

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

Mussaurus

as Dinosaurs and other Prehistoric Creatures in Se3 - Ep. 28, 29, and 30 in Teenage Mutant Ninja Turtles: The New Animated Series - Season 3, 4, and 5

Amanda C. Miller

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