The series premiered on Netflix on June 8, 2018. Its second season aired on May 8, 2020. The Hollow is a Netflix original series in which three strangers wake up trapped in a mysterious room, and they don't remember anything, not even their names! NerdWire 18,812 views. They face many challenges and enemies in a strange, unknown world. The Hollow is a Canadian animated adventure mystery series created by Vito Viscomi. 4:52. The Hollow 2018 TV-Y7 2 Seasons TV Shows Three teens join forces to find a way home after waking up in a strange realm filled with magic portals, perplexing puzzles and vicious beasts. The TRUTH Behind the Monsters in The Hollow (Netflix) - Duration: 4:52. Is The Hollow Worth Season 1 It? -TV Show Review- - … With Ashleigh Ball, Connor Parnall, Adrian Petriw, Mark Hildreth. Three teen strangers awaken in a dangerous world and try to make sense of what connection they have to each other as they attempt to make it out alive.