Director: Neil Marshall Starring: Shauna Macdonald, Natalie Mendoza, Alex Reid, Saskia Mulder, Nora-Jane Noone, MyAnna Buring Genre: Horror, Adventure, Thriller Writer: Neil Marshall Runtime: 99 min Rated: Rated R for strong violence/gore and language Buy This Movie: Blu-ray (Amazon) , DVD (Amazon) , Amazon Prime Video , Apple TV This blog is supported by its audience. When you buy through links on my blog, I may earn an affiliate commission. Synopsis : A year after a severe emotional trauma, Sarah (Shauna Macdonald) goes to North Carolina to spend some time exploring caves with h…