A recent creature sighting outside the infamous Skinwalker Ranch brings Chuck and the team to Utah to investigate. Evidence both on the ground and in the skies indicates the mysterious shapeshifter might actually be an alien.
An ongoing flap of UFO sightings in and out of the water off the Southern California coastline leads Chuck and the team to investigate the connection between UFOs, the military and the ocean itself.
Chuck receives a map from an informant supposedly leading to a hidden cache of recovered materials from the Roswell incident. He and his team go on the treasure hunt of lifetime to locate what could be the mother lode of all UFO discoveries.
A series of mysterious animal deaths and UFO sightings brings Chuck to Colorado to search for an explanation for the activity. Reports of the incidents are going unanswered by authorities, leading him to wonder if it's a government cover-up.
A rash of recent UFO sightings brings Chuck and the team to Missouri, the home of the 1973 Piedmont lights incident. Armed with new evidence, they tackle the question: is history repeating itself, or did the UFO activity never really subside?
A ghost appears on the Gettysburg battlefield, a sea monster surfaces in Ireland and fleets of UFOs are spotted over the skies of Philadelphia and The Hague.
A couple encounters a vicious sea monster while boating off the Florida coast, a man's house becomes haunted after he opens a cursed box and a god-like figure in the sky walks across the clouds in Alabama.
A dog has a terrifying encounter with a ghost, a Gollum-like creature is seen climbing in an Alpine cave, a prehistoric dire wolf goes on the attack in the woods and a strange UFO phenomenon is seen globally.
A Pennsylvania family is terrorized by a haunted doll, two friends witness a fleet of UFOs in the night sky and a man encounters the infamous Yowie in the Australian outback.
A paranormal investigator is attacked by an entity in an abandoned asylum in Connecticut, a driver witnesses a strange UFO over a hotel in North Carolina and an Oregon marijuana dispensary is haunted by ghosts of the past.
Friends in Utah track down a Bigfoot spotted in the mountains, a total skeptic is attacked by a spirit at a haunted fort in England and ghostly passengers appear in a Hong Kong airport.
A pyramid-shaped UFO is spotted over the Pentagon, a father and his children are spooked by a ghost on a playground in Rhode Island and a security camera captures strange creatures stalking a California neighborhood.
A hike turns terrifying when a father and son are stalked by a mysterious creature, bone-chilling shrieks strike fear into residents of a Colombian town and US Navy pilots are stumped when their radar locks in on unidentified aircraft.
Blood is drawn when a paranormal investigator explores an abandoned hospital in Texas, a baby's innocent play beckons a powerful entity and a snake hunter gets more than he bargained for when he spots a snake-like object in the sky.
A poltergeist runs wild, a possessed child defies gravity, paranormal forces collide in Gettysburg, a canine has a creepy encounter with the dead and more.
A teenage girl confronts a malicious entity in the basement of an asylum, a ghostly nurse comforts a man after a terrifying encounter and a psychiatric technician is cornered by a patient more animal than human.
Emotions run as high as the guys recount their investigation of Goatman's Bridge, where Jay suffered a heartbreaking personal loss and both Zak and Aaron were affected by a dark, otherworldly presence.
Blood is drawn when a paranormal investigator explores an abandoned hospital in Texas, a baby's innocent play beckons a powerful entity and a snake hunter gets more than he bargained for when he spots a snake-like object in the sky.
A poltergeist runs wild, a possessed child defies gravity, paranormal forces collide in Gettysburg, a canine has a creepy encounter with the dead and more.
A teenage girl confronts a malicious entity in the basement of an asylum, a ghostly nurse comforts a man after a terrifying encounter and a psychiatric technician is cornered by a patient more animal than human.
Emotions run as high as the guys recount their investigation of Goatman's Bridge, where Jay suffered a heartbreaking personal loss and both Zak and Aaron were affected by a dark, otherworldly presence.
