Post-production with regular editor Walter Fasano in June and July took only a month ; the fastest Guadagnino had edited .
Luca Guadagnino 's first cut of the film was four hours long .
Post-production with regular editor Walter Fasano in June and July took only a month ; the fastest Luca Guadagnino had edited .
Luca Guadagnino 's first cut of the film was four hours long .