High Quality Content by WIKIPEDIA articles! Terrytoons was an animation studio founded by Paul Terry. The studio, located in suburban New Rochelle, New York, operated from 1929 to 1968. Its most popular characters included Mighty Mouse, Gandy Goose, Sourpuss, Dinky Duck, Deputy Dawg, Luno and Heckle and Jeckle; these cartoons and all of its others were released to theatres under the studio`s solitary Terrytoons banner by 20th Century Fox.