Castle Stalker is a Four-storey tower house (keep) castle in Appin, Argyll and Bute, Scotland, and a filming location for Monty Python and the Holy Grail (1975) and Highlander: Endgame (2000). Dating to the c. 1440s (15th century), it was designed by Sir John Stewart (Stewarts of Appin). It is owned by Stewart Allward family.
Location: Appin, Argyll and Bute, Scotland
Verified facts
- Located in Appin, Argyll and Bute
confidence 70/100 · 2 independent sources · SRC-10683, SRC-9117 - Appeared in Monty Python and the Holy Grail (movie, 1975)
confidence 70/100 · 2 independent sources · SRC-10683, SRC-9117 - Built in c. 1440s (15th century)
confidence 75/100 · 3 independent sources · SRC-10683, SRC-9117, SRC-11764 - Architectural style: Four-storey tower house (keep)
confidence 75/100 · 3 independent sources · SRC-10683, SRC-11345, SRC-11763 - Historic designation: Category A listed building
confidence 80/100 · 4 independent sources · SRC-10683, SRC-11346, SRC-11765, SRC-12403 - Designed by Sir John Stewart (Stewarts of Appin)
confidence 90/100 · 4 independent sources · SRC-10683, SRC-11764, SRC-14155, SRC-14497 - Appeared in Highlander: Endgame (movie, 2000)
confidence 75/100 · 3 independent sources · SRC-10683, SRC-11954, SRC-12402 - Owned by Stewart Allward family (1965–present)
confidence 90/100 · 4 independent sources · SRC-10683, SRC-11764, SRC-11763, SRC-14338
Evidence & sources
- SRC-10683 — https://en.wikipedia.org/wiki/Castle_Stalker (Tier 1, reference; retrieved June 2026)
- SRC-11345 — https://www.facebook.com/100089302869494/posts/929626320024122/ (Tier 3, reference; retrieved June 2026)
- SRC-11346 — https://www.trove.scot/place/23298 (Tier 3, reference; retrieved June 2026)
- SRC-11763 — Wild About Lochaber – Castle Stalker history (Tier 2, reference; retrieved June 2026)
- SRC-11764 — Castle Stalker official website – A Brief History (Tier 3, reference; retrieved June 2026)
- SRC-11765 — Wikidata – Castle Stalker (Q217058) (Tier 3, reference; retrieved June 2026)
- SRC-11954 — https://glasgow2024.org/blog/2022/01/scottish-castles-in-sci-fi-and-fantasy-eilean-donan-a (Tier 3, reference; retrieved June 2026)
- SRC-12402 — Discover Highlands and Islands of Scotland – Location, Location, Location! (Tier 2, reference; retrieved June 2026)
- SRC-12403 — Historic Environment Scotland – CASTLE STALKER (LB12345) (Tier 1, reference; retrieved June 2026)
- SRC-14155 — Britain Express — Castle Stalker (Historic Scotland guide) (Tier 2, reference; retrieved July 2026)
- SRC-14338 — The Stewart Society — History of the Stewarts: Castle Stalkair (Tier 2, reference; retrieved July 2026)
- SRC-14497 — Great Castles — Castle Stalker (Tier 2, reference; retrieved July 2026)
- SRC-9117 — The Worldwide Guide to Movie Locations — Monty Python and the Holy Grail (1975), Scotland (Tier 2, film_location_database; retrieved June 2026)
How we verify
Every fact above is independently corroborated by at least two reputable sources and
confidence-scored before publication. Claims that cannot clear that bar are withheld. We show the
street address only for non-residential public landmarks (museums, commercial and civic buildings,
publicly documented filming-location sites); the exact addresses of private residences and any
personal information are structurally barred from publication. Last reviewed June 2026.
Frequently asked questions
Where was Highlander: Endgame filmed?
Castle Stalker, in Appin, Argyll and Bute, is a real-world filming location used for Highlander: Endgame. This property has also appeared on screen in Monty Python and the Holy Grail.
Where was Monty Python and the Holy Grail filmed?
Castle Stalker, in Appin, Argyll and Bute, is a real-world filming location used for Monty Python and the Holy Grail. This property has also appeared on screen in Highlander: Endgame.
Who designed Castle Stalker?
Castle Stalker was designed by Sir John Stewart (Stewarts of Appin).
Where is Castle Stalker located?
Castle Stalker is located in Appin, Argyll and Bute.