When a group of isolated people in the Greek mountains set off a cave explosion, they are menaced by an invisible shrieking dinosaur that had been buried for eons
A Nevada rancher goes undercover for the U. S. Secret Service to help capture a gang of counterfeiters. Director David Howard's 1941 B-western stars Tim Holt, Marjorie Reynolds, Lee White, Eddie Kane, Ray Whitley, Helen Holmes, Glenn Strange, Byron Foulger, Eddie Dew, Tom London and Hank Worden.
A small rural town in Maine is shocked as a mysterious animal leaves a local resident brutally ripped apart. Deemed to be a random bear attack by town officials, freelance journalist Max Frome suspects it might be something more.
A group of college friends' Thailand adventure turns deadly when they become trapped in submerged caves with a dangerous predator. As oxygen runs low, past conflicts emerge in their desperate fight for survival.
Stranded deep in the woods, a young married couple is taken in by an isolationist family, one that lives off the blood and plunder from lost hikers, and they want the couple to stay for the rest of their lives.
Special Forces Captain Aldo Paccione must pull together his former world team Delta Force and go deep within the mines of Sardinia when it is discovered that a vengeful band of mercenaries are developing deadly biochemical weapons.
After a baby T. rex hatches from a prehistoric egg found in a nearby cave, siblings Emma and Brian must outsmart an evil scientist who wants the dinosaur for his own nefarious purposes.
Six young friends investigate missing persons cases in a remote cave system, unaware they're being stalked by an ancient creature lurking in the depths.
After years of underground atomic testing, one of the animals living within the Wisawa caves (a system that stretches from Phantom Lake to the Deadlands) has undergone a radical and unimaginably horrible transformation! While exploring the caves, Dr. Vincent Edwards and colleague Rosemary Bennett...
The Mandrin Cave in the Rhône Valley is a fascinating excavation site. Archaeologist Ludovic Slimak discovered fossils and flints here, proving that Neanderthals inhabited the cave for over 80,000 years. The first Neanderthal in France for half a century was also unearthed in the cave: He was...
An adaptation of one of H.P. Lovecrafts earliest stories which finds a man hopelessly lost while exploring the Mammoth Cave system. Darkness brings a unknown fear.