Game of Thrones – Frozen Lake Battle – A look behind the Scenes (2017) finally, a Zombie Polar Bear! see how they made that Frozen Lake Battle from Episode 6 from Season 7 of Game of Thrones The Game of Thrones cast and crew give an inside look on filming the loot train attack in season 7. Game of Thrones airs on HBO on Sundays at 9. (Visited 22 […]