The best Tris Coffin’s science fiction movies

With his assistant, Laura Hutchinson (Kathryn Gant), Dr. David Conway (William Leslie) develops a device to advance the fledgling science of earthquake prediction. After forecasting a large trembleor that will rock California within twenty-four hours, Conway cannot persuade the Governor to act. When the prediction proves true and further tests indicate that there are more quakes to come, Conway and Laura seek to perfect their device. Subsequent tests deep within Carlsbad Caverns discover an unknown element—E-112—that is responsible for the earthquakes and threatens to destroy the globe if it ever reaches the surface. The team determines that with only four weeks until Armegddon, the race is on to neutralize the killer element before it takes a devastating toll.

Murders, with victims dying from spines broken by brute strength, erupt in the city and the killers, when encountered, walk away unharmed by police bullets which strike them. A police doctor's investigation of the deaths leads to the discovery of an army of dead criminal musclemen restored to life, remotely controlled by a vengeful former crime boss and a former Nazi scientist, from the latter's laboratory hidden in the suburbs.

A scientist keeps his wife young by killing, stealing the bodies of, and taking the gland fluid from virgin brides. He's aided by an old hag, her two sons - a brutish moron, and a malicious dwarf - in his twisted crimes. A woman reporter, investigating the mystery of the vanishing brides' bodies, accesses his home and discovers the horrid secrets held by the cavernous basement of his house.

After an astronaut space capsule is detonated in orbit, with the astronaut begging to be killed, a teenager couple finds a severed arm on a remote beach. The boy takes the arm home, where it becomes animate and the alien force which animates it soon possesses his mind as well.

A U.S. Senator is spirited away to a secret New Mexico medical lab after a serious car crash. His injuries are completely healed by a secret organization that has developed advanced medical technology. What does the organization want in exchange for saving his life? Meanwhile, a reporter who witnessed the accident decides to investigate the senator's disappearance.

Prof. Millard pretends to be dead and helps Jeff King ferret out Vulcan, the evil traitor at the science academy. Donning his Rocket Man costume King goes from one hair raising rescue to the next in order to keep the newly invented Decimator out of the clutches of Vulcan and his minions.

A mad scientist named Dr. Satan plots to steal key pieces of technology to enable him to build an army of robots based on his prototype to conquer America. The only one standing in his way is Bob Wayne, who fights Satan as the enigmatic Copperhead. Mysterious Doctor Satan is a 1940 film serial named after its chief villain. Doctor Satan's main opponent is the masked mystery man, "The Copperhead", whose secret identity is Bob Wayne, a man searching for justice and revenge on Satan for the death of his step-father. The serial charts the conflict between the two as Bob Wayne pursues Doctor Satan, while the latter completes his plans for world domination.