Season two premieres with an astonishing examination of the Lizzie Borden House in Massachusetts. Highlights from the season include a historic home in Cartersville, Georgia, where the duo investigates a terrified mother's claims of strange paranormal activity and soon discover aggressive entities and evidence of a shocking murder. In Santaquin, Utah, the team explores disturbing paranormal reports at a family-owned restaurant, along with a residence in Elizabeth City, North Carolina housing a tragic past. Additional sites include the Slocum House Theater in Vancouver, Washington, where increasingly odd unexplained activity and ghostly apparitions have left its staff fearful for their safety, and a family home in Wichita, Kansas that is the center of a bone-chilling paranormal mystery dating back to the cowboy days of the 1800s.

In the third season, retired NYPD Homicide Detective Steve DiSchiavi and medium Amy Allan travels to a variety of locations including Huntington, West Virginia; Joliet, Illinois; Carmel, New York; Rome, Georgia; and Garrett, Indiana.

Season four begins in Egg Harbor City, NJ where one couple's home has turned from a cozy fixer-upper into a living hell. Additional locations include a house in Browns Summit, NC where haunted activity is adversely affecting one family's health; a childhood home in Wabash, IN that has taken on paranormal activity since it was rebuilt after a mysterious fire; the former home to a murderous mobster in Rock Island, IL that's ridden with unexplained shadows and noises; a Watervleit, MI home overcome with aggressive activity that terrorizes its inhabitants; a 19th century mansion in Buchanan, VA with dark secrets; and two haunted hotels - the Occidental Hotel in Buffalo, WY and The Amargosa Hotel & Opera House in Death Valley, CA, both of which are rapidly losing business due to terrified guests.

The fifth season opens with an investigation of Iowa's Villisca Axe Murder House - site of a gruesome century-old mass murder whose case still remains unsolved. Other highlights include a Chicago home where a woman has returned to confront childhood nightmares; violent forces terrorizing a family home in St. Clair Shores, MI, that leaves the team questioning the safety of the house; a special "Dead Files Revisited" episode in which a violent exorcism was recorded in a Flint, MI home after the duo uncovered malicious entities; and more.

From the Pacific Northwest to the Florida everglades, DiSchiavi and Allan are on a mission to help solve each case and restore peace to their distressed clients - whether it's an entire family living in terror, a besieged business or an unexplained violent attack. In the season six premiere, Steve DiSchiavi and Amy Allan travel to Florida City, Fla. to help a frightened family terrorized by disturbing paranormal activity. Upcoming investigations take place in Abilene, Texas; Chester Springs, Pa; Flint, Mich.; Ft. Barnwell, N.C.; Hanover, Pa.; Leslie, Mich.; Roseburg, Ore.; Santa Paula, Calif; St. Louis, Mo.; Sumpter, Ore.; Toledo, Ohio; and Warsaw, Ind.

Featured locations in the seventh season includes Montego Bay, Jamaica; Falconer, N.Y.; Independence, Ore.; Macon, Ga.; Oregon, Ill.; Covington, La.; Struthers, Ohio; Delaware, Ohio; Coupland, Texas; Marshall, Mo.; Albuquerque, N.M.; Delmont, Penn.