Paranormal investigators capture some truly terrifying footage in a haunted asylum, a father and son spot the mother of all UFOs, a poltergeist wreaks havoc in a vape shop and a legendary cryptid stalks a group of children.

Three boys spot a Sasquatch-like creature in Siberia, a couple captures ghostly soldiers on camera in Gettysburg and a teenager is terrified by a freakish formation in the sky.

A haunted basket mystifies a mother and daughter, a mythical creature is spotted in Wales and two intrepid investigators come face-to-face with Slenderman.

A grandmother catches a demon on a baby monitor; a man records footage of glistening rainbow UFO in California; mind-bending phenomena around the globe reveals a glitch in the matrix.

A ghost hunter is pushed to the brink by a demonic jinn, a shadow person invades a home in the UK and a creepy doll haunts a suburban basement.

A doll comes to life at a notoriously haunted hotel, a UFO is spotted flying suspiciously close to a volcano, a man gains a ghostly bedmate and locals are stumped by strange lights in the Ozarks.

Mysterious orbs light up a mountainside in North Carolina. A man in Sweden communicates with a graveyard ghost. A humanoid creature perches atop a roof in Brazil.

A man seeks answers about UFOs, and a woman finds out she's not alone.

A Colorado man is tormented by a voodoo curse; baffling bright lights in the sky stun onlookers in Philadelphia; in Mexico, a child's favorite play area is invaded by the notorious duende.

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.

Paranormal investigators communicate with a dearly departed rock legend. A ghostly canine joins its former owner for a nighttime stroll. A government camera captures high-quality evidence of Bigfoot.

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.

Beloved pets visit their owners from beyond the grave, a poltergeist moves chairs in a sports bar and a couple is interrupted by an uninvited dinner ghost.

A drumming session in New York is interrupted by a chilling apparition. A ghostly guest visits an Indiana museum after hours. A giant portal opens in the sky above Oregon.

A famous monster washes up on a New York beach; parents catch ghosts haunting nurseries on baby monitors; a UFO saves a Russian town.

A home security camera captures a dog’s scary encounter with a ghost, a strange creature is spotted deep within a cave in the Alps and UFOs are witnessed during the daytime by people all over the globe.

A Pennsylvania family is terrorized by a shadowy entity in their own home, a brazen Bigfoot appears in front of a large group of shocked witnesses in Oregon and two UFOs put on a show in the skies above Bath, England.

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 paranormal presence follows an investigator home, a UFO plays chicken with a freighter, a fearless family captures compelling evidence of Bigfoot and the ghost of a small child runs through a Savannah cemetery.

Ghost hunters make contact with an infamous gangster, a flying witch terrifies onlookers, a poltergeist torments a college student and something is alive in the sewers.

A dog leads her owner to an apparition in England; a Texas family lives in a historic hotel with ghostly guests; a hiker stumbles across a cryptid's lair deep in the Canadian woods.

Experts analyze footage from paranormal videos; specialists provide insights, while eyewitnesses give firsthand accounts of strange phenomena.

A UFO crashes a family gathering in Louisiana. In the ruins of Chernobyl, a mutated being terrifies hikers camping out for the night. A woman encounters Bigfoot's angrier, more canine-like cousin.

A shadow figure torments a cursed man in Colorado. Dark spirits attack paranormal investigators at an Italian castle. A terrifying creature lurks in a backyard in England.

Experts are baffled by recent sightings of one-eyed creatures, a team of graveyard investigators confront the undead and demonic dolls run amok in a museum of haunted artifacts.