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 (90 titles)
8.6ShowThe 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
6.0ShowIncredible Ant
Unity (voice) · 2022
7.9ShowThe Creature Cases
(voice) · 2022
MovieThomas & Friends: Animal Adventures
Emily / Annie / Clarabel / Belle (voice) · 2021
7.7ShowElliott from Earth
2021
2.0MovieThomas and Friends: The Super Engine
Stephen Hatt / Bridget Hatt / Annie / Clarabel / Emily (voice) · 2021
6.3MovieOctonauts & 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
2.0MovieThomas & Friends: Marvellous Machinery
Emily / Annie / Clarabel (voice) · 2020
6.7MovieOctonauts and the Caves of Sac Actun
Dashi/Ryla (Voice) · 2020
MovieThomas & Friends: Carnival Day!
Emily / Stephen Hatt / Bridget Hatt / Sodor Rangers (voice) · 2020
1.5MovieThomas and Friends: The Royal Engine
Emily (voice) · 2020
10.0ShowJoJo & Gran Gran
Cynthia · 2020
MovieThomas & Friends: Steam Team to the Rescue
Emily / Belle / Annie / Clarabel / Teacher / Albert's Wife (voice) · 2020
MovieThomas & Friends: A Colourful World
Emily / Duchess of Boxford / Blonde Girl / Clarabel / Stephen Hatt / Bridget Hatt (voice) · 2019
4.8MovieThomas & Friends: Digs & Discoveries
Brenda (voice) · 2019
MovieThomas & Friends: Monkey Trouble!
Emily / Judy / Annie / Clarabel / Lady Hatt (voice) · 2019
MovieThomas & Friends: Here Comes the Steam Team!
Emily / Belle / Annie / Clarabel / Stephen Hatt / Bridget Hatt / Passengers / Madeleine's Mother (voice) · 2018
7.4MovieThomas & Friends: Big World! Big Adventures! The Movie
Emily / Marion / Daisy / Natalie / American Diesel / Annie / Clarabel / Cassia (voice) · 2018
10.0MovieThomas & Friends: On the Go with Thomas
Emily / Annie / Passengers / Clarabel / Albert's Wife (voice) · 2018