Jack Barton (born 15 June 1995) is an English actor. His television appearances include Heartstopper (2023) and ' (2025).
He attended the Oxford School of Drama, graduating in 2018. He played Foldo in television series The Letter for the King in 2020. He had a breakout role as David Nelson in the Netflix coming-of-age romance series Heartstopper. He had a small part in Yorgos LanthimosâÂÂs film Poor Things. He also had roles in War of the Worlds, The Pursuit of Love, and Grantchester.
In 2024, he played his first voice-acting role in a video game, voicing the boss Messmer the Impaler in the Elden Ring expansion Shadow of the Erdtree.
He played real-life SAS soldier John Tonkin in series two of Steven Knight World War Two set drama ' for BBC One in 2025. In preparation for the role he read Ben Macintyre's book on the SAS and was able to speak to Tonkin's daughter, Jane who was living in Australia. Later that year, he was confirmed as returning for the third series.