There are currently seven cinemas in Barcelona which show films in their original language (mainly in English) with Spanish subtitles.
The cinemas cater mainly to locals and show a mixture of classic films, cult movies and mainstream Hollywood blockbusters.

Where to See English Language Films in Barcelona
Cinemes Méliès
Address: Calle Villarroel 102
Nearest Metro: Urgell (L1)
Web
Cines Verdi
Address: Carrer Verdi 32
Nearest Metro: Fontana (L3)
Web
Filmoteca de Catalunya
Address: Plaça de Salvador Seguí, 1 – 9
Nearest Metro: Liceu (L3)
Web
Phenomena
Address: Carrer de Sant Antoni Maria Claret 168
Nearest Metro: Sant Pau I Dos de Maig (L5)
Web
Renoir Floridablanca
Address: Carrer Floridablanca 135
Nearest Metro: Universitat (L2 & L1)
Web
Yelmo Comedia
Address: Passeig de Gràcia 13
Nearest Metro: Passeig de Gràcia (L2, L3 & L4)
Yelmo Icaria
Address: Carrer Salvador Espiriú 61
Nearest Metro: Ciutadella / Villa Olimpica (L4)
Web

Yelmo Comedia also shows VOSE.
Hi Stuart,
Thanks for the tip about Yelmo Comedia.
I hadn’t realized that they now show films in English and will add them to the post.