She is perhaps best known for performing the voice of Chuckie Finster on the hit Nickelodeon cartoon Rugrats. She is also known for roles such as Dexter on Dexter's Laboratory, Oblina on Aaahh!!! Real Monsters, and the titled oinker from Babe.
Cavanaugh retired from voice acting in 2001 and has since remained out of the spotlight. She leaves behind no children but was a godmother.
