10 am ET/PT | 9 am CT | 11 am MTIn 15th-century England, Richard III (Vincent Price) desperately wants the throne, but his ailing brother, King Edward IV (Justice Watson), instead bestows it upon his other sibling, Clarence (Richard McCauly). This sends Richard into a homicidal rage, resulting in Clarence's murder and the deaths and torture of many others who could keep the crown from the crazed man. But as the mayhem continues, Richard's sanity slips, and the ghosts of the murdered men begin to haunt the beleaguered royal.
12 pm ET/PT | 11 am CT | 1 pm MTA space commander (Jan-Michael Vincent) sends a female android to Earth to destroy an escaped convict (Ross Hagen).
2 pm ET/PT | 1 pm CT | 3 pm MTRachel and Alex investigate the violent death of a young monk and find that the Darkside is planning to unseal a secret portal to hell.
3 pm ET/PT | 2 pm CT | 4 pm MTRachel's asthmatic patient becomes the target of vengeful ghosts when she inherits her family's mansion.
4 pm ET/PT | 3 pm CT | 5 pm MTDr. Abner Perry (Peter Cushing) is an English scientist who has invented a massive drill that can dig deep into the earth. Joined by his adventure-seeking American backer, David Innes (Doug McClure), Perry accidentally discovers an underground civilization of primitive humans who live in fear of telepathic flying monsters. David becomes intrigued by the beautiful native Dia (Caroline Munro), and must rescue her when she is chosen as a human sacrifice.
6 pm ET/PT | 5 pm CT | 7 pm MTMad scientist Dr. Roger Girard (Bruce Dern) is experimenting with transplanting second heads onto farm animals. When an out-of-control maniac, Cass (Albert Cole), stumbles upon Girard's place, he kills the landlord, injures his dim-witted son, Danny (John Bloom), and seriously hurts himself, as well. Seizing the opportunity, Girard grafts Cass's head onto Danny's body in an effort to save them both. The experiment is successful, but the creation goes mad and wreaks havoc on the countryside.
8 pm ET/PT | 7 pm CT | 9 pm MTHigh school teacher Jim Norman (Tim Matheson) reluctantly returns to his hometown with his wife (Brooke Adams) to pursue a job. Jim is haunted by the childhood memory of his brother being murdered by a group of teenagers, who were then struck by a train before they could kill him, too. To Jim's horror, he finds that the teenagers have returned to town as they appeared before they died, and are transferring into his class. When his students start dying off, Jim becomes the prime suspect.
10 pm ET/PT | 9 pm CT | 11 pm MTIn a densely overpopulated, starving New York City of the future, NYPD detective Robert Thorn (Charlton Heston) investigates the murder of an executive at rations manufacturer Soylent Corporation. With the help of elderly academic Solomon "Sol" Roth (Edward G. Robinson), Thorn begins to make real progress -- until the governor mysteriously pulls the plug. Obsessed with the mystery, Thorn steps out from behind the badge and launches his own investigation into the murder.
12 am ET/PT | 11 pm CT | 1 am MTIntent on enhancing mankind's ocular ability, the brilliant Dr. James Xavier (Ray Milland) invents a formula that allows him to see wavelengths of light outside the normal human spectrum. When his funding is suddenly threatened, Xavier tests the formula on himself despite the protests of his colleague Dr. Diane Fairfax (Diana Van der Vlis). While the formula proves initially useful in a variety of minor tasks, Xavier soon finds himself able to see things that no man was meant to see.
2 am ET/PT | 1 am CT | 3 am MTSpecial Agent Lee Barrett (George Maharis) joins forces with Ann Williams (Anne Francis), a general's daughter, to recover a biological weapon stolen from a secret government lab. Learning that the pathogen could destroy all life on Earth, they focus their attention on a mysterious millionaire who may have orchestrated the theft. After annihilating a small town in Florida, the villain turns his attention to Los Angeles -- and the duo must race to stop the city's destruction.