He is better known for being the voice of Robert Downey Jr. in various movies, Kowalski in the "Madagascar" films, Stoick from the "How to Train Your Dragon" series, Krytus from "Hot Wheels Battle Force 5", Guy Gardner from "Green Lantern: The Animated Series", Fungus Humungous from the 2012 "Teenage Mutant Ninja Turtles", Jake Sully from "Avatar", Japeth from "Hoodwinked!" the Stabbington Brothers from Disney's "Tangled", and Roddy in "Flushed Away".