Encounter with the Unknown (1972)

Three chilling stories inspired by true events unfold in this unsettling anthology. The first tale follows three college friends who play a cruel prank on a socially awkward peer, resulting in his accidental death. His grief-stricken mother foretells the demise of the trio within 21 days, and one by one, her ominous predictions come to pass. The second story centers on a boy searching for his lost dog near a mysterious ravine, where his father descends and screams in terror. Lastly, a senator encounters a ghostly girl on a bridge, only to discover she vanished years ago.