Robbie Rist
Robert Anthony Rist (born April 4, 1964) is an American movie, television and voice actor. He is known for playing Cousin Oliver in The Brady Bunch and Martin in Grady. Rist is also a prolific voice actor, who most famous voice roles are: Stuffy in Doc McStuffins, Whiz in Kidd Video, Star in Balto, Maroda in Final Fantasy X, Choji Akimichi in Naruto and Michelangelo in the 1990 movie Teenage Mutant Ninja Turtles.
Other websites
Robbie Rist on IMDb