The Travel Channel HD (Pacific)

Zak and the crew travel to Springfield, Mo., to investigate Pythian Castle, a historic building infected with violent spirits who appear to mimic the living and deliver fatal premonitions.

Zak and the crew travel to Las Vegas to help a family plagued by a demonic force in their home; the man and his siblings believe the entity attached itself to their mother and caused her death.

Rapper Post Malone joins the crew to investigate The Slaughter House, a meat-packing plant-turned haunted attraction in Arizona; Zak is affected by dark energy, leading to a marathon of paranormal activity.

Zak and the crew head to Idaho to investigate the Albion State Normal School, where dark energy from satanic graffiti is affecting its staff; Jay and others are aggressively marked with strange symbols behind their ears.

Zak and the crew travel to Springfield, Mo., to investigate Pythian Castle, a historic building infected with violent spirits who appear to mimic the living and deliver fatal premonitions.

Zak and the crew travel to Las Vegas to help a family plagued by a demonic force in their home; the man and his siblings believe the entity attached itself to their mother and caused her death.

Rapper Post Malone joins the crew to investigate The Slaughter House, a meat-packing plant-turned haunted attraction in Arizona; Zak is affected by dark energy, leading to a marathon of paranormal activity.

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Jack leaves Sharon and Ozzy's jaws on the floor with a twisted superhuman, an uninvited dinner ghost and a good old-fashioned flying saucer; eerie evidence leaves the Osbournes contemplating the possibilities of time travel.

Jack goes above and beyond to make his parents believe with ghostly employees, hitchhiking UFOs and real-life Ents; also, Ozzy is absolutely baffled by undeniable proof of extraterrestrial activity.

Jack pulls out all the stops to turn Sharon and Ozzy into believers with videos of ghost children, spooked pets, cloaked UFOs and a glitch in the matrix.

Jack, Sharon and Ozzy debate if mirrors can be haunted and whether aliens use cloud cloaking technology. Plus, the size of Bigfoot's feet.

Jack attempts to convince Ozzy and Sharon that things aren't as they seem with video evidence of haunted dolls, poltergeist activity, a Russian UFO and a ghostly grandma; Jack's dog, Doug, joins the party for some moral support.

The Osbournes plunge deep into the paranormal sea to watch an oil monster surface from the depths of a lake and find proof that mermaids exist; Jack quizzes his parents to see if they have fallen victim to the infamous Mandela Effect.

Jack has some new tricks up his sleeve as he tries to convince his parents that time travel is real; he also shares evidence of ghostly attacks on the living, an Alexa possessed by an evil spirit, and an Ice Age UFO.

Clips of a ghostly pooch, a doughnut-shaped UFO, a Bigfoot encounter on Christmas and some demonic digging.

Jack gets one step closer to turning Ozzy and Sharon into believers as they watch footage of ghostly children, alien activity and the Fresno nightcrawlers; the Osbournes investigate a lunar conspiracy theory.

The Osbournes watch videos of a Bigfoot Christmas surprise, an infamous Loch Ness monster sighting and a spirit board moving totally on its own; Jack shares compelling evidence that the infamous Roswell crash may not be a hoax after all.

Jack continues to convince his parents that unexplainable phenomena exists everywhere, and he uses video evidence of shadow people, fairies and an ancient lake monster to show them.

The Osbournes view haunting clips of ghostly entities in Japan, a magnetic man in India, UFOs in South America and an angel sighting in Ozzy's hometown.

Jack takes Ozzy and Sharon on a virtual Bigfoot hunt to make them full believers; demonic possession and footage of a crop circle that seems too good to be true.

The Osbournes hop into their DeLorean for a game of Celebrity Time Traveler, try to pronounce a Swedish cryptid's name with poor success, and witness a real witch hunt; Ozzy gets closer to becoming a believer in UFOs.

The Osbournes get weird with spooky footage of an alleged zombie, the elusive Ohio Grassman and even the devil himself; Jesus makes an appearance in a game called "Paranormal or Pareidolia" and Jack turns up the volume on the HUM conspiracy theory.

The Osbournes get the scoop on an extraterrestrial hookup through a dating app; Jack pushes his parents to become believers in ghost pets, desert mermaids, interdimensional green children and ultrafast UFOs.