
Personal Info
Known For
Acting
Gender
Female
April 23, 1971 (54 years old)
New York City, New York, USA
Also Known As
- Tessa Gallagher
- Theresa Gallagher
Teresa 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
Acting

The Wonderfully Weird World of Gumball
2025

The Creature Cases
2022

Elliott from Earth
2021

Octonauts and the Ring of Fire
2021

The Gumball Chronicles
2020

Octonauts and the Caves of Sac Actun
2020

Thomas & Friends: Big World! Big Adventures! The Movie
2018

Thomas & Friends: Big World! Big Adventures! The Movie
2018

Thomas & Friends: Journey Beyond Sodor
2017

Thomas & Friends: The Great Race
2016

Thomas & Friends: Sodor's Legend of the Lost Treasure: The Movie
2015

Thunderbirds Are Go!
2015

Ronja, the Robber's Daughter
2014

Thomas & Friends: Tale of the Brave
2014

Postman Pat: The Movie
2014

Thomas & Friends: King of the Railway
2013

Thomas & Friends: Blue Mountain Mystery
2012

Thomas & Friends: Day of the Diesels
2011

Cars 2
2011

The Amazing World of Gumball
2011

The King's Speech
2010

Octonauts
2010

Thomas & Friends: Misty Island Rescue
2010

Thomas & Friends: Hero of the Rails
2009







