Sandra Dickinson

Sandra Dickinson (born Sandra Searles) is an American-British actress, who is best known for her role as Grandma Tracy in the reboot series Thunderbirds are Go and for her acting credits in films such as Space Truckers, Ready Player One and Galt as well as shows such as The Amazing World of Gumball, Counterfeit Cat, Casualty and the American version of the show Teletubbies.

For Disney, Dickinson voiced a Pejite citizen in the English dub of Nausicaä of the Valley of the Wind, provided an additional voice in Tangled: The Series, and is one of the additional voices in Big City Greens, Gravity Falls, and DuckTales.