Did you know Harrison Ford wore digital hair extensions in The Force Awakens? Well, that’s just one of the awesome tidbits J.J. Abrams gives up during an illuminating director’s commentary that’ll be available November 15 on the film’s 3D Blu-ray release.
Source: Gizmodo – 48 Things We Learned From J.J Abrams’ Director Commentary on The Force Awakens 3D