Celador Films has released an extended preview of the followup to Neil Marshall's The Descent, director Jon Harris' horror sequel The Descent 2. Check out the trailer below!

Written by James Watkins, the film stars Shauna MacDonald, Natalie Mendoza, Gavan O'Herlihy, Joshua Dallas, Anna Skellern, Douglas Hodge and Krysten Cummings.

In the film, Sarah is forced back into the system of caves she battled her way out of in the first film, in a bid to locate the rest of her group.