The Descent: Part 2 - watch online: streaming, buy or rent
Currently you are able to watch "The Descent: Part 2" streaming on CTV for free with ads or buy it as download on Apple TV, Microsoft Store, Amazon Video, Cineplex. It is also possible to rent "The Descent: Part 2" on Apple TV, Cineplex, Microsoft Store, Amazon Video online
You can also stream the title for free on Plex.