This episode: Bigfoot II, Wandering Fishman & UD, UD: Fatal Obsession, Threats & Harassment, Murder by Arson, UD, Angels, Lifesaving Sister & UD, Deputy Death, Hoochie Coochie & UD.
This episode includes: Mystery Mummy, Mississippi Hangings, Killer Boyfriend, Baby Girl X and Jeanne Boylan.
This episode includes: Newlywed Escape & UD, Gettysburg Ghosts, Trucker Disappearance & UD and Magic, the Gathering.
This episode includes: Arson King, Huey Long (Pts. 1 & 2) & UD and Brother X & UD.
This episode includes: Padre Pio, Pts. 1 & 2, Model's Third Notebook & UD, Calculating Coroners & UD and Nazi's Lazarus.
This episode includes: UD: Roswell/Area 51 and Abductees.
This episode includes: Healing Touch, Not Suicidal, Shigemoto's Bodyguard & UD and Fatal Obsession & UD.
This episode includes: Socorro Close Encounter, UD: Car Crash Thank You, Kentucky Visions, Foster Twins & UD and Elevator Murder.
This episode includes: Deadly Doses & UD, Missing Bird People, Baby's Breath and Fawzi's Son & UD.
This episode includes: Love Triangle & UD, Champ, Pierre's Amnesia & UD, UD: Honky Tonk Woman, Killer Kranz & UD and Memphis Kidnap & UD.
This episode includes: Oklahoma City Rescuers, UD: Baby Given Away, Carolina Cop Killer & UD, Vince Foster and Crime Novelist.
This episode includes: Image of Guadalupe, Stahl's Paintings, UD: Lost Generation, Biker & The Vet & UD and Donut Murder.
This episode includes: Mystery Hum, UD: School Bus Family, Car Crash Thank You & UD, Dial's Escape & UD and Taking a Dive & UD.
This episode includes: Gurdon Light, A Prisoner Named Stuart & UD, UD: Lifesaving Sister and Themla & Louise Bandits & UD.
This episode includes: Adoptee Coincidences, Emery's Last Stand, Dub's Last Chance and UD: Bomb Throwing Fugitive.
This episode: Bigfoot II, Wandering Fishman & UD, UD: Fatal Obsession, Threats & Harassment, Murder by Arson, UD, Angels, Lifesaving Sister & UD, Deputy Death, Hoochie Coochie & UD.
This episode includes: Falcon Lake UFO, Inside Frontera, UD: Loving's Lost Love and Disappearing Dad.
This episode includes: SADD Fugitive, Nazca Lines, Where's Charoltte? and The Enetity The.
This episode includes: Zel's Odyssey, Wally's Hidden River, UD: DJ Death and Looking for Christopher.
The season's first challenge finds the contestants slicing halibut into thin six-ounce fillets. One member of each team must serve as maître d' during the dining service. Contains strong language.