In animation, Mumy performed the voice of Mertle Edmonds in the "Lilo &amp; Stitch" franchise. For Cartoon Network she has voiced Panini in "Chowder". For Nickelodeon, she has voiced Human Kimberly in "Catscratch", Roxy in the Nickelodeon revival of "Winx Club", and Leni Loud in "The Loud House".