Gerard Butler's Greenland 2: Migration is all set to be released on OTT soon. The film, which is the sequel to Greenland (2020), follows the Garrity family as they struggle to survive in a post-apocalyptic world after a comet strike. Besides leading the film, Butler is also one of the producers. Talking about the physical and emotional demands of making Greenland: Migration, he said, "You've got to put yourself, not just in the scene itself, but before the scene starts, put yourself into that level of beaten upness, of exhaustion, of pain.