Teresa Gallagher
Known for Acting · 69 credits
- Born
- 1971-04-23 (age 55)
- Place of birth
- New York City, New York, USA
- Also known as
- Tessa Gallagher · Theresa Gallagher
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!.
Known For
The Amazing World of Gumball
2011
as Nicole Watterson (voice) / Margaret Robinson (voice)
Thomas & Friends
1984
as Emily / Rosie / Mavis (voice) / Emily (voice)
Octonauts
2010
as Dashi
Cars 2
2011
as Mater's Computer (voice)
The Creature Cases
2022
as (voice)
The Wonderfully Weird World of Gumball
2025
as Nicole Watterson (voice)
TV Shows (21)
The Amazing World of Gumball
2011
as Nicole Watterson (voice) / Margaret Robinson (voice)
Thomas & Friends
1984
as Emily / Rosie / Mavis (voice) / Emily (voice)
Octonauts
2010
as Dashi
The Creature Cases
2022
as (voice)
The Wonderfully Weird World of Gumball
2025
as Nicole Watterson (voice)
Thunderbirds Are Go!
2015
as EOS (voice)
Footballers' Wives
2002
as Sarah Mortimer
Poppy Cat
2011
as Egbert (voice)
Ronja, the Robber's Daughter
2014
as Ronja (voice, English version)
Elliott from Earth
2021
JoJo & Gran Gran
2020
as Cynthia
Incredible Ant
2022
as Unity (voice)
Mama Mirabelle's Home Movies
2007
as Karla (voice)
The Gumball Chronicles
2020
as Nicole Watterson (voice)
Isadora Moon
2023
Mr Bloom's Nursery
2011
Noddy in Toyland
2009
Get Squiggling!
2008
Fleabag Monkeyface
2011
Magiki
2017
as Billie
Frankenstein's Cat
2007
as Sweeny
Movies (48)
Cars 2
2011
as Mater's Computer (voice)
The King's Speech
2010
as Nurse
The Jacket
2005
as Nurse Sally
Topsy-Turvy
1999
as Miss Coleford
Octonauts and the Caves of Sac Actun
2020
as Dashi/Ryla (Voice)
Postman Pat: The Movie
2014
as Lucy Selby (voice)
Thomas & Friends: Journey Beyond Sodor
2017
as Emily / Annie and Clarabel (voice)
Thomas & Friends: Sodor's Legend of the Lost Treasure: The Movie
2015
as Emily / Daisy / Annie / Clarabel (voice)
Thomas & Friends: Hero of the Rails
2009
as Emily / Mavis / The Duchess Of Boxford (voice)
Thomas & Friends: King of the Railway
2013
as Emily / Belle / Annie and Clarabel (voice)
Thomas & Friends: Tale of the Brave
2014
as Emily / Rosie / Annie and Clarabel (voice)
Octonauts and the Ring of Fire
2021
as Dashi (voice)
Thomas & Friends: Day of the Diesels
2011
as Emily / Mavis / Lady Hatt / Belle (voice)
Thomas & Friends: Misty Island Rescue
2010
as Emily (voice)
Thomas & Friends: The Great Race
2016
as Various (voice)
Thomas & Friends: Big World! Big Adventures! The Movie
2018
as Emily / Arizona Diesel / Annie and Clarabel / Rio Crane (voice) / Marion / Natalie / Arizona Diesel / Annie & Clarabel / Rio Crane (voice)
Spiked
2025
as Acorn Bunny (voice)
Thomas & Friends: Blue Mountain Mystery
2012
as Emily / Mavis / Annie and Clarabel (voice)
Octonauts and the Great Barrier Reef
2020
as Dashi (Voice)
The Misadventures of Margaret
1998
as Astronaught #2
The Jungle Book: The Movie
2013
as Darzi
Thomas & Friends: Sticky Situations
2012
as Rosie / Mavis / Schoolchildren (voice)
Thomas & Friends: Pop Goes Thomas
2011
Thomas and Friends: The Adventure Begins
2023
as Annie and Clarabel / Judy / The Passengers (voice)
Thomas & Friends: Wobbly Wheels & Whistles
2011
Thomas & Friends: Steam Team to the Rescue
2020
as Emily / Belle / Annie / Clarabel (voice)
The Jungle Book: Return 2 the Jungle
2013
Thomas & Friends: Trouble on the Tracks
2014
as Mavis / Annie and Clarabel (voice)
Thomas & Friends: Santa's Little Engine
2013
as Emily / Belle / Annie and Clarabel (voice)
Rainbow Magic: Return to Rainspell Island
2010
as Mrs. Walker / Queen Titania / Fern (Voice)
Mike the Knight: Journey to Dragon Mountain
2014
Thomas & Friends: Muddy Matters
2013
Fink
2013
as Jake
A Christmas Carol
2006
as Tiny Tim / Ghost of Christmas Past / Fan (voice)
Thomas & Friends: Extraordinary Engines
2017
as Annie and Clarabel / Judy / The Duchess of Boxford / Stephen Hatt / Bridget Hatt (voice)
Thomas & Friends: Spills & Thrills
2014
as Mavis / Annie & Clarabel / Lady Hatt (voice)
Thomas & Friends: Tinsel on the Tracks
2016
as Annie / Clarabel / Passenger (voice)
Thomas & Friends: Whale of a Tale and Other Sodor Adventures
2015
as Emily / Belle / Annie and Clarabel / Stephen Hatt / Bridget Hatt / Passengers / Children (voice)
Thomas & Friends: Tales on the Rails
2015
as Annie (voice) / Clarabel (voice)
Thomas & Friends: Thomas & The Runaway Kite
2010
as Emily (voice) / Lady Hatt (voice) / Bridget Hatt (voice)
Thomas and Friends: Up Up & Away!
2012
Octonauts - 15 Underwater Adventures
2016
as Dashi
The Adventures Of Gumball
2012
as Nicole Watterson (voice)
Thomas & Friends: Splish, Splash, Splosh!
2009
as Emily (voice) / Rosie (voice)
Thomas & Friends: The Lion of Sodor
2010
as Teacher (voice) / Children (voice)
Thomas & Friends: Full Steam To The Rescue!
2016
as Emily / Belle / Annie and Clarabel / Albert's Wife (voice)
The Octonauts & the Great Summer Adventure
2023
as Dashi (voice)
Daddy Christmas
2014
About 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 Tele… With 69 credits spanning from 1984 to 2025, Teresa Gallagher has appeared in 48 films and 21 TV shows.
Fans searching for Teresa Gallagher movies, Teresa Gallagher filmography, or the latest projects starring Teresa Gallagher can stream many of these titles on Bowood.TV, free and in HD, with no subscription required.
Most Popular Teresa Gallagher Movies
- Cars 2 (2011) — as Mater's Computer (voice)
- The King's Speech (2010) — as Nurse
- The Jacket (2005) — as Nurse Sally
- Topsy-Turvy (1999) — as Miss Coleford
- Octonauts and the Caves of Sac Actun (2020) — as Dashi/Ryla (Voice)
Where to Watch Teresa Gallagher Films
Most Teresa Gallagher movies and series are available to stream on Bowood.TV in full HD, completely free and without signup. Browse the complete filmography above to jump directly to any title. For more films and the latest web series featuring Teresa Gallagher, check our movies catalogue and browse page.