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Jonjo O'Neill

Acting · Born July 11, 1978

Jonjo O'Neill is an actor from Northern Ireland known for his stage and television work. O'Neill was born in Belfast, grew up in the Whiterock Road area and was educated at St Mary's Grammar School. Growing up he was passionate about musical theatre and was a member of Ulster Youth Theatre and performed with the Ulster Theatre Company. In 1996 at the age of 18 he won a place and a full scholarship to the Guildford School of Acting, and moved to England. His first television role was the year he graduated from drama school, in Extremely Dangerous (1999).

Movies with Jonjo O'Neill

• The Ballad of Buster Scruggs (2018) — Englishman (segment "The Mortal Remains")
• All the Old Knives (2022) — Ernst Pul
• Operation Mincemeat (2022) — Teddy
• Dragonheart 3: The Sorcerer's Curse (2015) — Traevor
• Defiance (2008) — Lazar
• On Chesil Beach (2018) — Phil
• Doctor Who: The Day of the Doctor (2013) — McGillop
• CHURCHED — Priest
• Rare Beasts (2021) — Dougie
• The Year London Blew Up (2005) — Harry Duggan
• Bad Sugar (2012) — Lipton
• Oasis (2017) — David Morgan

TV shows with Jonjo O'Neill

• The Day of the Jackal (2024) — Edward Carver
• Bad Sisters (2022) — Donal Flynn
• Pennyworth: The Origin of Batman's Butler (2019) — Aleister Crowley
• Fortitude (2015) — Ciaran Donnelly
• Nightsleeper (2024) — Mark Hudson