William Shatner's Weird or What?

Season 3, Episode 8

Episode Title: Mysterious Vanishings

Air Date: 2012-07-23

Overview:

Baffling stories of people who disappeared without a trace: in Australia, three men mysteriously vanish from a yacht; nearly a dozen people disappear from a remote Vermont mountaintop; and, a pilot is chased by unidentified aircraft before disappearing into thin air.