Next Rufus Hound Slideshow: Warcraft The Beginning VIP film screening - London United Kingdom - Wednesday 25th May 2016
The live album is set for released in November.
The movie begins filming in the UK.
The 'Sherlock' and 'Doctor Strange' star joined Gilmour onstage at the Royal Albert Hall for a rendition of the Pink Floyd classic.
Time to learn what Kathy Bates' character has to do with all of this.