워킹 데드스페셜 이미지 교체에피소드 번호36Inside The Walking Dead: Walker UniversityOverviewGreg Nicotero takes viewers on a behind-the-scenes look at the process of creating the shows 'walkers'. Featuring interviews with actors, costume designers and special effects people at The Walking Dead's own Zombie School.Air dateJuly 15, 2014Runtime (min)45Special type—Critical to story아니오