Jemma Carlton

Jemma Carlton is an English actress. She made her screen debut in the titular role of the Channel 5 and Netflix true crime drama Maxine. She has since appeared in The Cleaner for BBC (2023), as Cathy Swire alongside Colin Firth in the Sky Atlantic series Lockerbie: A Search for Truth (2025), and Belle Downer in the Disney Plus series A Thousand Blows (2025).

Early life Carlton grew up in Stafford. She graduated from Rose Bruford College with a Bachelor of Arts (BA) in Acting. She was runner up for the 2019 Alan Bates Award, an accolade given to promising graduating actors.

Career Stage Her professional stage debut was in The Silver Cord by Sidney Howard at The Finborough Theatre (2024).

Screen She made her screen debut as Maxine Carr in Channel 5 series Maxine in 2022. In 2023, she appeared in the second series of Greg Davies comedy series The Cleaner on BBC One.

In early 2025, she could be seen appearing alongside Colin Firth in British historical drama Lockerbie: A Search for Truth. She plays series regular Belle Downer in Steven Knight historical drama A Thousand Blows.

Filmography +Key Denotes works that have not yet been released Television Year Title Role Notes 2022 Maxine Maxine Carr Lead role 2023 The Cleaner Selina 1 episode 2025 Lockerbie: A Search for Truth Cathy Swire5 episodes A Thousand Blows Belle Downer 6 episodes