Teresa Gallagher
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!.
Filmography (70 titles)
8.5ShowThe Wonderfully Weird World of Gumball
Nicole Watterson (voice) · 2025
8.0MovieSpiked
Acorn Bunny (voice) · 2025
ShowIsadora Moon
2023
MovieThe Octonauts & the Great Summer Adventure
Dashi (voice) · 2023
8.3MovieThomas and Friends: The Adventure Begins
Annie and Clarabel / Judy / The Passengers (voice) · 2023
6.0ShowIncredible Ant
Unity (voice) · 2022
7.8ShowThe Creature Cases
(voice) · 2022
7.7ShowElliott from Earth
2021
6.3MovieOctonauts and the Ring of Fire
Dashi (voice) · 2021
5.4MovieOctonauts and the Great Barrier Reef
Dashi (Voice) · 2020
9.3ShowThe Gumball Chronicles
Nicole Watterson (voice) · 2020
6.6MovieOctonauts and the Caves of Sac Actun
Dashi/Ryla (Voice) · 2020
10.0ShowJoJo & Gran Gran
Cynthia · 2020
MovieThomas & Friends: Steam Team to the Rescue
Emily / Belle / Annie / Clarabel (voice) · 2020
7.3MovieThomas & Friends: Big World! Big Adventures! The Movie
Emily / Arizona Diesel / Annie and Clarabel / Rio Crane (voice) · 2018
6.9MovieThomas & Friends: Journey Beyond Sodor
Emily / Annie and Clarabel (voice) · 2017
10.0MovieThomas & Friends: Extraordinary Engines
Annie and Clarabel / Judy / The Duchess of Boxford / Stephen Hatt / Bridget Hatt (voice) · 2017
ShowMagiki
Billie · 2017
MovieOctonauts - 15 Underwater Adventures
Dashi · 2016
6.0MovieThomas & Friends: Full Steam To The Rescue!
Emily / Belle / Annie and Clarabel / Albert's Wife (voice) · 2016
7.5MovieThomas & Friends: Tinsel on the Tracks
Annie / Clarabel / Passenger (voice) · 2016
5.5MovieThomas & Friends: The Great Race
Various (voice) · 2016
MovieThomas & Friends: Tales on the Rails
Annie (voice) / Clarabel (voice) · 2015
8.0ShowWhat's the Big Idea?
雨果(Hugo)(voice) · 2015
6.2MovieThomas & Friends: Sodor's Legend of the Lost Treasure: The Movie
Emily / Daisy / Annie / Clarabel (voice) · 2015
8.5MovieThomas & Friends: Whale of a Tale and Other Sodor Adventures
Emily / Belle / Annie and Clarabel / Stephen Hatt / Bridget Hatt / Passengers / Children (voice) · 2015
6.3ShowThunderbirds Are Go!
EOS (voice) · 2015
Daddy Christmas
2014
6.7ShowRonja, the Robber's Daughter
Ronja (voice, English version) · 2014
7.0MovieMike the Knight: Journey to Dragon Mountain
2014