Strange men in black suits knock on the door of a UFO witness after an eerie lightshow; a woman is terrorised by small humanoid creatures that only she can see.

A bush pilot witnesses unsettling UFO activity; a former government operative reveals top-secret coordinates to an alleged alien base.

An extraterrestrial stalker leaves a family frozen in fear outside of Juneau, Alaska; a maritime monster nearly capsizes an aircraft on Alaska's famed Lake Iliamna; a hunter thwarts an attempted abduction by a fireball-spitting UFO.

Hunters unearth new clues about Bigfoot's cosmic origins; a US Air Force veteran receives a shocking response when he reports UFO activity over Fairbanks, Alaska; piercing lights from above disrupt a late-night party near Wasilla, Alaska.

A man on a night-time snowmobile ride suddenly feels something has been implanted in his leg; an otherworldly beast stalks a family over three generations.

An amateur photographer captures floating orbs on camera; UFOs circle a larger, egg-shaped mother ship floating high above Anchorage; a brother and sister watch in awe as a massive aircraft disappears behind a mountain range.