Former Colorado deputy sheriff Chuck Zukowski and his team search for definitive proof of extraterrestrial life as they investigate reports of UFO-related incidents across America.

The world's biggest celebrities reveal their terrifying encounters with the paranormal. From haunted houses and UFOs to demonic possessions and beyond, these seriously scary stories prove not even the famous are safe from evil.

Is Elvis still alive? Has extraterrestrial life really visited Earth? Is it possible that some people see religious statues move or bear the crucifixion wounds of Jesus? Experts and eyewitnesses explore some of the most-extraordinary happenings in recent history that science can’t explain.

Director James Fox investigates the decades-long cover-up of unidentified aerial phenomena. Eye-opening evidence -- from the bombshell testimonies of high-ranking officials to riveting archival footage -- reveals mankind is not alone in the universe.