Architecture on screen · 2021
The Green Knight filming locations
Irish castles give an Arthurian story a physical setting of stone, towers and ceremonial rooms.
Directed by David Lowery · 2 documented locations

Cahir Castle
Cahir, County Tipperary, Ireland
Successive medieval builders

Charleville Castle
Tullamore, County Offaly, Ireland
Francis Johnston
Cahir Castle
On screen: Arthurian castle setting
Ireland’s Office of Public Works identifies Cahir Castle as the film location nominated for the European location award.
- Architect / attribution
- Successive medieval builders
- Building chronology
- 13th century onward
- Place
- Cahir, County Tipperary, Ireland
In the film
Movie frames and production stills are shown separately from photographs of the real building. Film and image credits remain with their respective owners.
Movie frame

A24 / BRON Studios · Scene image source
Filming evidence
Charleville Castle
On screen: Castle interiors
Film Offaly lists The Green Knight among productions using Charleville. Its Gothic Revival interiors contribute to the film’s imagined medieval world.
- Architect / attribution
- Francis Johnston
- Building chronology
- Begun 1798; completed in the early 19th century
- Place
- Tullamore, County Offaly, Ireland
Filming evidence
Filming does not imply public access. Many locations remain homes, workplaces or heritage sites; consult each venue before visiting.