Leif Tilden

Leif Tilden (born March 20, 1964) is an American actor and director who played Robbie Sinclair in the sitcom Dinosaurs, and gorillas in various films including George of the Jungle, Ace Ventura: When Nature Calls and Buddy. He is probably most famous for playing Donatello in Teenage Mutant Ninja Turtles and its sequel, being the costume actor for both.