Jack Gleeson (born 20 May 1992) is an Irish actor who played Joffrey Baratheon on the HBO television series Game of Thrones (2011–2014). Following this role, Gleeson took a hiatus from acting, but has since taken part in independent theatre and the 2020 BBC miniseries Out of Her Mind. He has since then appeared in the 2023 Irish thriller film In the Land of Saints and Sinners.

Filmography

• House of Guinness — Byron Hughes
• Safe Harbor — Farrell Walsh
• 2024Learners — Charlie
• 2024Mystery at the Prospect Hotel — Wentworth
• 2024The Eye of the Sunrise — Thomas Wentworth
• 2023In the Land of Saints and Sinners — Kevin Lynch
• 2023The Curse of Kirrin Island — Thomas Wentworth
• The Famous Five — Thomas Wentworth
• The Sandman — Puck
• 2021Rebecca’s Boyfriend — Rory
• Out of Her Mind — Casper
• Sex Education — Dodgy Mo
• 2015Game of Thrones The IMAX Experience — Joffrey Baratheon
• Game of Thrones — Joffrey Baratheon
• 2010All Good Children — Dara
• 2009A Shine of Rainbows — Seamus
• 2007Shrooms — Lonely Twin
• 2005Batman Begins — Little Boy
• Killinaskully — Pa Connors Jr
• 2002Reign of Fire — Kid (uncredited)
• Hercule

Appearances as themselves (2)

• 2025With Compliments from the Gentlemen Across the Bar in Oman — Self
• 2016Electric Burma: The Concert for Aung San Suu Kyi - Words I Never Said — Self