More comprehensive IMDB List: https://www.imdb.com/list/ls089219989/
This is certainly where it may or may not be at.
NC17 | 18+ | R | A | MA | Totally Adult + Independent Movies
Rating System -
NC-17: Clearly Adult
R: Restricted
MA: Mature Audience
Other [ PG-13: Parents Strongly Cautioned | PG: Parental Guidance Suggested | G: General Audiences ]
List included two Irish-British co-productions and a short Irish film.
List included some American-British co-productions filmed in U.K. with a British (or partially British) cast.
A collection of comedy movies with sex theme
Bit of action also. Some obvious ones missing
Mega Erotic
by Darth Vader