Teresa Gallagher
Known for: Acting
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
Series
Octonauts
Dashi
2010
Series
Thomas & Friends
Emily (voice)
1984
Series
The Amazing World of Gumball
Nicole Watterson / Penny Fitzgerald / Teri / Mrs. Robinson (voice)
2011
Film
Cars 2
Mater's Computer (voice)
2011
Film
The King's Speech
Nurse
2010
Series
The Creature Cases
(voice)
2022
Series
The Wonderfully Weird World of Gumball
Nicole Watterson (voice)
2025
Series
Incredible Ant
Unity (voice)
2022
Series
Thunderbirds Are Go!
EOS (voice)
2015
Series
Footballers' Wives
Sarah Mortimer
2002
Series
Footballers' Wives
Sarah
2002
Series
JoJo & Gran Gran
Cynthia
2020
Series
Ronja, the Robber's Daughter
Ronja (voice, English version)
2014
Series
Poppy Cat
Egbert (voice)
2011
Series
Noddy in Toyland
2009
Series
Isadora Moon
2023
Series
What's the Big Idea?
雨果(Hugo)(voice)
2015
Film
The Jacket
Nurse Sally
2005
Series
The Gumball Chronicles
Nicole Watterson (voice)
2020
Series
Elliott from Earth
2021
Series
Get Squiggling!
2008
Series
Mr Bloom's Nursery
2011
Film
Postman Pat: The Movie
Lucy Selby (voice)
2014
Series
Fleabag Monkeyface
2011
Film
Thomas & Friends: Journey Beyond Sodor
Emily / Annie / Clarabel (voice)
2017
Series
Mama Mirabelle's Home Movies
Karla (voice)
2007
Film
Spiked
Acorn Bunny (voice)
2025
Film
Octonauts & the Ring of Fire
Dashi (voice)
2021
Film
Topsy-Turvy
Miss Coleford
1999
Series
Magiki
Billie
2017
Film
Thomas & Friends: Tale of the Brave
Emily / Annie / Clarabel (voice)
2014
Film
Thomas & Friends: King of the Railway
Emily / Belle / Annie / Clarabel (voice)
2013
Film
Thomas & Friends: Sodor's Legend of the Lost Treasure: The Movie
Emily / Daisy / Annie / Clarabel / Children (voice)
2015
Series
Frankenstein's Cat
Sweeny
2007
Film
Thomas & Friends: Hero of the Rails
Emily / Mavis / Duchess of Boxford (voice)
2009
Film
Thomas & Friends: Blue Mountain Mystery
Emily / Mavis / Annie / Clarabel (voice)
2012
Film
Thomas & Friends: Big World! Big Adventures! The Movie
Emily / Marion / Daisy / Natalie / American Diesel / Annie / Clarabel / Cassia (voice)
2018
Film
Thomas & Friends: Misty Island Rescue
Emily (voice)
2010
Film
Thomas & Friends: The Great Race
Emily / Belle / Frieda / Gina / Daisy / Marion / Annie / Clarabel (voice)
2016
Film
Thomas & Friends: Day of the Diesels
Emily / Belle / Mavis / Lady Hatt / Bridget Hatt (voice)
2011
Film
Octonauts and the Great Barrier Reef
Dashi (Voice)
2020
Film
Octonauts and the Caves of Sac Actun
Dashi/Ryla (Voice)
2020
Film
Thomas & Friends: Marvellous Machinery
Emily / Annie / Clarabel (voice)
2020
Film
Thomas and Friends: Ultimate Friendship Adventures
Annie / Clarabel / Belle / Albert's Wife (voice)
2016
Film
Thomas and Friends: The Super Engine
Stephen Hatt / Bridget Hatt / Annie / Clarabel / Emily (voice)
2021
Daddy Christmas
2014
Film
The Misadventures of Margaret
Astronaught #2
1998
Film
Thomas and Friends: The Royal Engine
Emily (voice)
2020
Film
Thomas & Friends: Tinsel on the Tracks
Annie / Clarabel / Passenger (voice)
2016
Film
Thomas & Friends: Engines to the Rescue
Belle / Annie / Clarabel / Children (voice)
2014
Film
Thomas & Friends: Spills and Thrills
Emily / Mavis / Lady Hatt (voice)
2014
Film
Thomas & Friends: Danger at the Docks
Emily / Passengers / Mavis / Judy / Albert's Wife (voice)
2018
Film
Thomas & Friends: Christmas on Sodor
Annie / Clarabel / Lady Hatt / People / Belle / Mavis / Judy / Carolers / Children (voice)
2017
Film
Thomas & Friends: The Christmas Engines
Schoolchildren / Passengers (voice)
2014
Film
Mike the Knight: Journey to Dragon Mountain
2014
Film
Thomas & Friends: Digs & Discoveries
Brenda (voice)
2019
Film
Thomas and Friends: The Adventure Begins
Annie / Clarabel / Judy / Children (voice)
2015
Film
Thomas & Friends: On the Go with Thomas
Emily / Annie / Passengers / Clarabel / Albert's Wife (voice)
2018
Fink
Jake
2013
Film
Thomas & Friends: Dinos and Discoveries
Annie / Clarabel / Emily (voice)
2015
Film
Thomas & Friends: 1st Class Stories
Emily / Mavis / Children / Duchess of Boxford / Little Boy / Passengers / Annie / Clarabel (voice)
2015
Film
Thomas & Friends: Schoolhouse Delivery
Ginger Boy (voice)
2012
Film
Thomas & Friends: Tales from the Rails
Children / Annie / Clarabel / Emily (voice)
2017
Film
The Jungle Book: The Movie
Darzi
2013
Film
Thomas & Friends: Thomas' Christmas Carol
Children (voice)
2015
Film
Thomas & Friends: Merry Christmas, Thomas!
Ginger Boy (voice)
2011
Film
Thomas & Friends: Railway Mischief
Annie / Clarabel / Emily (voice)
2013
Film
Rainbow Magic: Return to Rainspell Island
Mrs. Walker / Queen Titania / Fern (Voice)
2010
Film
Thomas & Friends: Steam Team to the Rescue
Emily / Belle / Annie / Clarabel / Teacher / Albert's Wife (voice)
2020
Film
A Christmas Carol
Tiny Tim / Ghost of Christmas Past / Fan (voice)
2006
Film
Thomas & Friends: Extraordinary Engines
Lady Hatt / Stephen Hatt / Bridget Hatt (voice) (uncredited)
2017
Film
Thomas & Friends: The Best of Percy
Mavis / Ginger Boy / Children / Emily (voice)
2012
Film
Thomas & Friends: Full Steam to the Rescue!
Belle / Emily / Annie / Clarabel / Albert's Wife (voice)
2016
Film
Thomas & Friends: Start Your Engines!
Annie / Clarabel / Barrow Soccer Fan (voice)
2016
Film
Thomas & Friends: Merry Winter Wish
Ginger Boy (voice)
2010
Film
The Jungle Book: Return 2 the Jungle
2013
Film
Thomas & Friends: Santa's Little Engine
Annie / Clarabel / Children (voice)
2013
Film
Octonauts - 15 Underwater Adventures
Dashi
2016
Film
Thomas & Friends: Signals Crossed
Annie / Clarabel / Lady with Big Hat / Children
2014
Film
The Octonauts & the Great Summer Adventure
Dashi (voice)
2023
Film
Thomas & Friends: The Best of James
Emily / Bridget Hatt / Little Girls (voice)
2012
Film
Thomas & Friends: Whale of a Tale and Other Sodor Adventures
Belle / Annie / Clarabel / Schoolchildren / Stephen Hatt / Bridget Hatt (voice)
2015
Film
Thomas & Friends: Tales on the Rails
Annie / Clarabel / Children / Mavis (voice)
2015
Film
Thomas & Friends: Trouble on the Tracks
Mavis / Annie / Clarabel (voice)
2014
Film
Thomas & Friends: The Thomas Way
Little Boy / Passengers / Duchess of Boxford (voice)
2013
The Adventures Of Gumball
Nicole Watterson (voice)
2012
Film
Thomas & Friends: Big Bang Surprise
Rosie / Emily / Mavis / Duchess of Boxford (voice)
2013