Mark Isham confirmed in a recent interview with BuzzFocus.com that he is currently working on the music for the upcoming sci-fi romance Upside Down. The film directed by Juan Diego Solanas and starring Kirsten Dunst and Jim Sturgess centers on a a man searching an alternate universe for a long-lost love from his youth. Jayne Heitmeyer, Larry Day and Holly O’Brien are co-starring in the co-production of Studio 37, Onyx Films and Transfilm. Claude Léger (Grey Owl), Dimitri Rassam, Alexis Vonarb & Aton Soumache (Renaissance) and Jonathan Vanger are producing the romantic drama. No word yet on if any of the score by Benoit Charest who has previously been announced as the composer of the project will remain in the film.