Revealing mistake: When Sarah, Rios and Juno are fighting the Crawlers at the end of the movie, Rios beats one of them to death with a rock and kicks its head open. The head is clearly made out of rubber or some sort of prosthetic.
THGhost
11th Feb 2013
The Descent: Part 2 (2009)
5th Apr 2011
The Descent: Part 2 (2009)
Revealing mistake: While Cath is trapped on the other side of the fallen boulders, Dan tries to move some of the rocks to get her out. You can see one of the rocks by his feet move as if it is made out of foam. (00:34:25)