After a massive sinkhole swallows a nearby town, a school bus filled with students is dropped deep underground. After the crash, the students realize the bus is hanging precariously against the side of the sinkhole, held in place by a … Gina Holden, Brooke Mackenzie, Dominika Juillet, Jeremy London, Paris Dylan, Eric Roberts, Kelle Cantwell Added on Amazon Prime 2020-12-18. Youtube Trailer