Take Dan Castellaneta, for example. While he’s best known as the voice of The Simpsons’ patriarch Homer, he also provides the vocals for Grandpa Simpson, Barney Gumble, Krusty the Clown, Groundskeeper Willie, Mayor Quimby, and other characters on the long-running hit series. But Castellaneta’s workload doesn’t end there; from 1996 to 2004 he played Arnold’s Grandpa on Hey Arnold! and voiced The Robot Devil on Futurama from 1999 to 2013.
Fivesquid recently paid tribute to the hardest working voices in show business with an extensive infographic detailing the singular voices behind multiple characters—some of which may surprise you.