These are two new videos for episode 6 of season 7 of Game of Thrones. One is a cast commentary about newly forged friendships with actors Kit Harington, Iain Glen, Kristopher Hivju, Rory McCann, Joe Dempsie, and Paul Kaye. The other is a featurette showing how the show created the icy battles that took place in the episode. Check out the videos below.