Landmarks & buildings
Sully Hospital
Former hospital
Wikipedia names Sully Hospital as where 1 film or series was filmed; its page links to the sentence that says so. Wikidata records no shoot here yet.

Filmed here, per Wikipedia
Wikipedia says these were filmed in Sully Hospital. Each title’s page links to the sentence that says so.
The I InsideScience fiction film2004
Filming locations nearby
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Towns & cities
Sully
Wales · 2 km north-east
Village in the community of Sully and Lavernock, Vale of Glamorgan, Wales
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Towns & cities Barry
Wales · 2 km west
Town and community in the Vale of Glamorgan, Wales
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Towns & cities
Barry Island
Wales · 3 km west
Seaside resort in Barry, Vale of Glamorgan, Wales
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Streets & squares
Barry Tourist Railway
Wales · 3 km west
Tourist railway in Vale of Glamorgan, South Wales
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Towns & cities
Cosmeston Medieval Village
Wales · 4 km east
Medieval village in south Wales
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Towns & cities
Dinas Powys
Wales · 4 km north
Village and community in Vale of Glamorgan, Wales