I just found out recently that Howie Mandel is the voice of Gizmo in the movie “Gremlins” (Watch Video Below)
Here’s a list of other celebrities that voiced some TV and movie characters.
Demi Moore was the voice of “Esmeralda” in “The Hunchback of Notre Dame”
Christian Bale was “Thomas” in “Pocahontas”
Matthew Broderick was the adult “Simba” in “The Lion King”
Meg Ryan provided the voice of “Anastasia” in “Anastasia”
Tony Goldwyn was “Tarzan”
and Rihanna was “Tip” in “Home”