During the 1970s, Young became active in voice acting. After 1974, he voiced Scrooge McDuck in numerous Disney films and in the popular series "DuckTales" (1987-1990). In "Mickey's Christmas Carol", he portrayed the character's miserly namesake. He also played Scrooge in video games such as the "Kingdom Hearts" series, "" in 2013, and the "Mickey Mouse" cartoon "Goofy's First Love" released in 2015. Apart from Scrooge McDuck, his other prominent roles were Farmer Smurf on "The Smurfs", Haggis McHaggis on "The Ren & Stimpy Show", 7-Zark-7 & Keyop in "Battle of the Planets", and Hiram Flaversham in "The Great Mouse Detective". He also guest starred on "The Love Boat", "The Incredible Hulk", "The New Scooby and Scrappy-Doo Show", and "Spider-Man and His Amazing Friends".