A Breed Apart (1984)

With tensions between North and South Korea, a US helicopter crashes on the North side. The survivors must work together to protect a civilian tech specialist and find their way out without the help of US military support.

When rogue stealth-fighter pilot Vic Deakins deliberately drops off the radar while on maneuvers, the Air Force ends up with two stolen nuclear warheads -- and Deakins's co-pilot, Riley Hale, is the military's only hope for getting them back. Traversing the deserted canyons of Utah, Hale teams with park ranger Terry Carmichael to put Deakins back in his box.

John Rambo is released from prison by the government for a top-secret covert mission to the last place on Earth he'd want to return - the jungles of Vietnam.

In Thailand, ex-Green Beret John James Rambo joins a group of mercenaries to venture into war-torn neighboring Myanmar to rescue a group of Christian aid workers who have been kidnapped by a ruthless local infantry unit.

Trapped near the summit of K2, the world's second-highest mountain, Annie Garrett radios to base camp for help. Brother Peter hears Annie's message and assembles a team to save her and her group before they succumb to K2's unforgiving elements. But, as Annie lays injured in an icy cavern, the rescuers face several terrifying events that could end the rescue attempt -- and their lives.

When danger threatens her camp, the fierce and highly skilled Comanche warrior Naru sets out to protect her people. But the prey she stalks turns out to be a highly evolved alien predator with a technically advanced arsenal.

A couple off for a romantic weekend in the mountains are accosted by a biker gang. Alone in the mountains, Brea and John must defend themselves against the gang, who will stop at nothing to protect their secrets.

Billionaire sportsman Buddy King unwinds by hunting human captives on his remote mountain estate. But his latest victim, Ava Bravo, is no easy target.

Two highly trained operatives grow close from a distance after being sent to guard opposite sides of a mysterious gorge. When an evil below emerges, they must work together to survive what lies within.

Chapman is an ex-marine in Brazil's slums, battling the yakuza outfit who attacked his sister and left her for dead.