Georgina Emily Castle (born 11 December 1992) is an English actress. She is known for her work in musical theatre. In the West End, her roles include Sophie in Mamma Mia! at the Novello Theatre and Regina George in Mean Girls at the Savoy Theatre.
Early life and education Castle was born in the South London Borough of Sutton and grew up in Clapham, the daughter of broadcaster and former tennis player Andrew Castle and Sophia (née Runham). Her maternal grandparents are Swedish. She is a descendant of Annie Besant through her paternal grandmother.
In addition to playing sport with her sister Claudia, Castle took weekend Stagecoach drama classes as well as singing and ballet lessons. Castle attended Alleyn's School, where she completed A Levels in English literature, religious studies, and psychology. She went on to graduate from the Central School of Speech and Drama in 2014 with a Bachelor of Arts (BA) in Acting.
Career
In 2009 at age 16, Castle performed on Keith Jack's tour. She guest starred in a 2012 episode of the BBC One police procedural New Tricks. This was followed by an appearance in a 2014 episode of the medical soap opera Doctors.
After graduating from drama school, Castle played Lisa Houseman on the 2015 UK tour of Dirty Dancing. Castle made her West End debut in 2017 when she joined the cast of Mamma Mia! at the Novello Theatre as the lead character Sophie. This was followed by roles in Twist and Shout at the Other Palace in 2018 and as Doralee Rhodes on the 2019 UK tour of 9 to 5 with Amber Davies.
Castle appeared in Andrew Lloyd Webber's Cinderella for its short-lived 2021 run at the Gillian Lynne Theatre. She returned to the Other Palace in 2022 for Millennials.
Also in 2022, Castle starred as Jovie opposite Simon Lipkin in the West End revival of Elf at the Dominion Theatre. Castle then reprised her role as Lisa Houseman in Dirty Dancing the following year, also at the Dominion.
In 2024, Castle starred as Regina George in the West End premiere of Mean Girls, a musical adaptation of the film of the same title. The show closed in June 2025.
Personal life Castle is married to fellow actor Simon Lipkin, who also appeared in Elf. The couple announced in April 2026 that they were expecting their first child together.
Filmography Year Title Role Notes 2012 New Tricks Alice Kemp Episode: "Love Means Nothing in Tennis" 2014 Doctors Lisa Harrison Episode: "Fear and Loathing"
Stage Year Title Role Notes 2015 Dirty Dancing Lisa Houseman UK tour 2017 Mamma Mia! Sophie Novello Theatre, London 2018 Twist and Turn Charlotte Skelton The Other Palace, London 2019 9 to 5 Doralee Rhodes UK tour 2021 Cinderella Marie The Other Palace / Gillian Lynne Theatre, London 2022 Millennials The Other Palace, London Elf Jovie Dominion Theatre, London2023 Dirty Dancing Lisa Houseman Elf Jovie 2024-2025 Mean Girls Regina George Savoy Theatre, London202550 First Dates: The MusicalLucyThe Other Palace, London
Awards and nominations Year Award Category Work Result Ref. 2025 WhatsOnStage Awards Best Performer in a Musical Mean Girls
References
External links
Georgina Castle at United Agents