Outside The Simpsons, Berg has performed voice roles in a number of animated cartoons, including Muppet Babies, Yo Yogi! and Teenage Mutant Ninja Turtles. He has also done animation voice work in movies and video games, with occasional live-action roles.
- Episode – "Bart vs. Thanksgiving"
- Episode – "The Homer They Fall"
- Episode – "A Milhouse Divided"
- Episode – "Lisa's Date with Density"
- Episode – "Mountain of Madness"
- Episode – "Homer's Phobia"
- Episode – "Brother from Another Series"
|Dan Castellaneta | Julie Kavner | Nancy Cartwright | Yeardley Smith | Hank Azaria | Harry Shearer|
|Pamela Hayden | Tress MacNeille | Maggie Roswell | Russi Taylor | Karl Wiedergott | Christopher Collins | Doris Grau | Jo Ann Harris | Marcia Mitzman Gaven|
|Special Guest Voices|
|Kelsey Grammer | Maurice LaMarche | Joe Mantegna | Marcia Wallace | Greg Berg | Albert Brooks | Phil Hartman | Jan Hooks | Jane Kaczmarek | Jon Lovitz | Frank Welker|