Suggestions by @alecgroskreutz1

Parasaurolophus

as Dinosaurs / Creatures in Hammer's Jurassic Park

Allosaurus

as Dinosaurs / Creatures in Hammer's Jurassic Park

Ankylosaurus

as Dinosaurs / Creatures in Hammer's Jurassic Park

Stegosaurus

as Dinosaurs / Creatures in Hammer's Jurassic Park

Erica Lindbeck

as Winney in Teenage Mutant Ninja Turtles: The New Animated Series (Version 5)

Gareth Edwards

as Director in Teenage Mutant Ninja Turtles Movie 3: Mutants in Manhattan

Lawrence Kasdan

as Writer in The Galaxy Defenders (Version 5)

JB Blanc

as Tiger Claw/Takeshi Tatsuo in Teenage Mutant Ninja Turtles: The New Animated Series - Season 1

Travis Willingham

as Christopher "Chris" Bradford in Teenage Mutant Ninja Turtles: The New Animated Series - Season 1

Corey Feldman

as Spike/Slash in Teenage Mutant Ninja Turtles: The New Animated Series - Season 1

William Salyers

as Dr. Patrick Miller in Teenage Mutant Ninja Turtles: The New Animated Series - Season 1

Hynden Walch

as Princess Tribble in Teenage Mutant Ninja Turtles: The New Animated Series - Season 1

Cindy Robinson

as Kala in Teenage Mutant Ninja Turtles: The New Animated Series - Season 1

Raymond Burr

as Steve Martin in Teenage Mutant Ninja Turtles: The New Animated Series - Season 1

Godzilla

as Godzilla in Teenage Mutant Ninja Turtles: The New Animated Series - Season 1

Johnny Yong Bosch

as Leonardo "Leo" Hamato in Teenage Mutant Ninja Turtles: The New Animated Series - Season 2

Max Mittelman

as Zak in Teenage Mutant Ninja Turtles: The New Animated Series - Season 1

Will Friedle

as Commander Dask in Teenage Mutant Ninja Turtles: The New Animated Series - Season 1

Keith Carradine

as Jack J. Kurtzman in Teenage Mutant Ninja Turtles: The New Animated Series - Season 1

John DiMaggio

as Bludgeon in Teenage Mutant Ninja Turtles: The New Animated Series - Season 1