Two men wake up to find themselves shackled in a grimy, abandoned bathroom. As they struggle to comprehend their predicament, they discover a disturbing tape left behind by the sadistic mastermind known as Jigsaw. With a chilling voice and cryptic instructions, Jigsaw informs them that they must partake in a gruesome game in order to secure their freedom.
An evil scientist in a remote jungle location cultivates giant crawfish (!) as a means of scaring trespassers away from his diamond mine. Condensed from one of the last Republic serials, "Panther Girl of the Congo". (1955).
A film projectionist longs to be a detective, and puts his meagre skills to work when he is framed by a rival for stealing his girlfriend's father's pocketwatch.
A group of people traveling on a stagecoach find their journey complicated by the threat of Geronimo, and learn something about each other in the process.
James Parker and Harry Holt are on an expedition in Africa in search of the elephant burial grounds that will provide enough ivory to make them rich. Parker's beautiful daughter Jane arrives unexpectedly to join them. Jane is terrified when Tarzan and his ape friends abduct her, but when she returns to her father's expedition she has second thoughts about leaving Tarzan.
Dr. John Garth conducting an innovative medical experiment aimed at prolonging life and combating aging. The experiment takes an unexpected turn, placing the doctor in a confrontation with the ethics of his work and the consequences of his research.
Dr. Leon Kravaal develops a potential cure for cancer, which involves freezing the patient. But an experiment goes awry when authorities believe Kravaal has killed a patient. Kravaal freezes the officials, along with himself. Years later, they are discovered and revived in hopes that Kravaal can indeed complete his cure. But human greed and weakness compound to disrupt the project.
Down-on-his-luck John Ellman is framed for a judge's murder. After he's convicted and sentenced to death, witnesses come forth and prove his innocence. But it was too late for a stay to be granted and Ellman is executed. A doctor uses an experimental procedure to restore him to life, though the full outcome is other than expected.
A nurse in the Caribbean turns to voodoo in hopes of curing her patient, a mindless woman whose husband she's fallen in love with.
A man in Central America finds his brother's murdered body. It turns out that his brother has been murdered because he knows the whereabouts of a lost city in the jungle. The man teams up with a search expedition and goes off to hunt for these ancient ruins. Unfortunately, almost every member of the group has plans to double-cross the others. All is resolved in bloody fashion in the middle of the jungle wilderness.
A circus owner and a lady trapper trek into the African jungle to capture a giant gorilla for his circus.
A young doctor kills himself after a medical committee terminates his research into human embryos, considering it too inhumane. His wife then seeks revenge on those who drove her husband to his death by luring each member of the committee into compromising situations and then killing them one by one.
A group of Australian SAS regiment soldiers are deployed to Vietnam around 1967/8 and encounter the realities of war, from the numbing boredom of camp life and long range patrols, raids and ambushes where nothing happens, to the the terror of enduring mortar barrages from an unseen enemy. Men die and are crippled in combat by firefights and booby traps, soldiers kill and capture the enemy, gather intelligence and retake ground only to cede it again whilst battling against the bureaucracy and obstinacy of the conventional military hierarchy. In the end they return to civilization, forever changed by their experiences but glad to return to the life they once knew.
When a well-known environmental researcher is murdered in the Amazon jungle, an arrogant photojournalist joins forces with a beautiful young activist to find out who is responsible. Along they way, they fall in love as they discover the men responsible for the killing would be more than willing to murder again if it will keep them quiet.
After his wife and her blind sister have died under his care, a doctor's small daughter is kidnapped and reported as buried alive, and he is given just five hours to find and rescue her.
Rock and Dr. Andrea travel up the Amazon to find out why the plantation workers have left their work in panic, allegedly because of attacks from Curucu, a monster who is said to live up the river where no white man has ever been before...
A group of adventurers head to a primitive tribe in Africa to find a treasure of diamonds and a beautiful white girl who was lost years ago and was made the tribe's goddess.
What happens when the undead return to life? In a world ravaged for years by a virus that turns the infected into zombie-like cannibals, a cure is at last found and the wrenching process of reintegrating the survivors back into society begins.
New York City cop Phil Donlon leaves the force to join the U.S. Olympic team. When he falls for a Marine colonel's daughter he gets kicked off the team. Joining the Marines to win the Colonel's approval many adventures follow.
Stranded on a mountain after a tragic plane crash, two strangers must work together to endure the extreme elements of the remote, snow-covered terrain. When they realize help is not coming, they embark on a perilous journey across hundreds of miles of wilderness, pushing each other to survive and discovering their inner strength.