The world is shocked by the appearance of three talking chimpanzees, who arrived mysteriously in a U.S. spacecraft. They become the toast of society, but one man believes them to be a threat to the human race.
A groundbreaking device is designed to glimpse alternate universes. But when the machine malfunctions and transports a group of observers into a nightmarish dimension of alien terrors, the travelers must use ingenuity to survive.
Former UNIT scientist Liz Shaw investigates a series of bizarre murders near a soon-to-be closed psychiatric hospital. When the hospital is suddenly saved by a wealthy businessman events seem to run out of Liz's control.
