Biography
Teresa Gallagher is an American-born British actress, voice actress, and singer who is known for her roles in several animated television shows, such as Nicole Watterson, Margaret Robinson, Penny Fitzgerald, and various characters in The Amazing World of Gumball; Annie, Clarabel, Emily, Rosie, Mavis, Gina, Frieda, and numerous characters in Thomas & Friends; Egbert and Gilda in Poppy Cat; EOS and various guest characters in Thunderbirds Are Go; Elias and Helinor in Elias: Rescue Team Adventures; and the Tiddlytubbies in the 2015 reboot of Teletubbies.
For Disney, she voiced Mater's computer in Disney/Pixar's Cars 2 and its video game; the titular character in the U.K. version of Henry Hugglemonster; Dashi in the Disney Junior British series The Octonauts; and Jessica Wright, Mallory, and Lolo Calorie in the Disney XD British/French series Dude, That's My Ghost!.
TV credits
Rated 8.6 out of 10
The Wonderfully Weird World of Gumball
2025
Rated 0.0 out of 10
Isadora Moon
2023
Rated 6.0 out of 10
Incredible Ant
2022
Rated 7.8 out of 10
The Creature Cases
2022
Rated 7.7 out of 10
Elliott from Earth
2021
Rated 9.3 out of 10
The Gumball Chronicles
2020
Rated 10.0 out of 10
JoJo & Gran Gran
2020
Rated 0.0 out of 10
Magiki
2017
Rated 8.0 out of 10
What's the Big Idea?
2015
Rated 6.2 out of 10
Thunderbirds Are Go!
2015
Rated 6.7 out of 10
Ronja, the Robber's Daughter
2014
Rated 8.5 out of 10
Fleabag Monkeyface
2011
Rated 8.5 out of 10
The Amazing World of Gumball
2011
Rated 10.0 out of 10
Poppy Cat
2011
Rated 0.0 out of 10
Mr Bloom's Nursery
2011
Rated 7.2 out of 10
Octonauts
2010
Rated 10.0 out of 10
Noddy in Toyland
2009
Rated 0.0 out of 10
Get Squiggling!
2008
Rated 4.0 out of 10
Frankenstein's Cat
2007
Rated 8.0 out of 10
Mama Mirabelle's Home Movies
2007
Rated 5.4 out of 10
Footballers' Wives
2002
Rated 6.8 out of 10
Thomas & Friends
1984