Where was Sex & Drugs & Rock & Roll filmed?
2010 film directed by Mat Whitecross
Sex & Drugs & Rock & Roll (2010) was filmed in Egham and Watford Palace Theatre, 2 places named in its Wikipedia article, in the United Kingdom. Wikidata records no filming location for it at all, so the article is the only recorded source. Each place says where its claim comes from.
Places per Wikipedia's article
The Wikipedia article names 2 places. Each links to the sentence that says so.

