Movie where girlfriends get lost in cave and eaten by bat monsters

Distraught, confused, and half-wild with fear, Sarah Carter emerges alone from the Appalachian cave system where she encountered unspeakable terrors. Unable to plausibly explain to the authorities what happened - or why she's covered in her friends' blood - Sarah is forced back to the subterranean depths to help locate her five missing companions.

After a tragic accident, six friends reunite for a caving expedition. Their adventure soon goes horribly wrong when a collapse traps them deep underground and they find themselves pursued by bloodthirsty creatures. As their friendships deteriorate, they find themselves in a desperate struggle to survive the creatures and each other.

Following a break up, a young woman finds herself under attack by blood-sucking bats.

A woman consumed by the darkness she feels from the betrayal of others lures her friends to their demise. (Shot entirely inside a real cave)

A gold thief and his gang use a skier's lodge and meet a monster covered with cobwebs.

After a group of biologists discovers a huge network of unexplored caves in Romania and, believing it to be an undisturbed eco-system that has produced a new species, they hire the best American team of underwater cave explorers in the world. While exploring deeper into the underwater caves, a rockslide blocks their exit, and they soon discover a larger carnivorous creature has added them to its food chain.

An egocentric businessman awakens deep in the woods to find he has been abducted by a subversive group of bloodthirsty vampires disguised and living among us. He must not only escape their clutches, but save his beloved girlfriend before time, the truth, and his kidnappers catch up with him.

A maiden is murdered by a mysterious ninja, unfortunately two young ladies witness this, good thing the bored Lord is walking by, he saved the girls but was too late to save the maiden, quickly he finds himself mixed up in a mystery of murdered maidens, an unknown ninja clan, attempted assassinations towards himself and a cursed vampire bat cave, can the bored Lord solve this puzzle before maidens lose their lives?

A bunch of spectators trapped in a cinema theatre.

A short film about a put-upon goth girl. Eleanor, a disaffected teen escapes from abuse and homophobia by making a DIY vampire movie with her friends.