Seasons & episodes

Reports: an Ohio woman who claims she's the reincarnated spirit of a 19th-century woman; the possible murder of a law officer in New Mexico. (Repeat)

Segments on a Vietnam vet's reunion with the nurse who took care of him; a five-man fishing trip in which one man never returned; a bank president's unexplained death; the search for a witness due a reward. (Repeat)

Segments: a boy's disappearance from his Chicago home; an elaborate drug-money laundering scheme; the capture of a bail-jumper; a man who preyed on women's hearts and pocketbooks. (Repeat)

From 1989: A mother's search for her son's suspected killers; new evidence in a Texas woman's death; the fate of 34 merchant marines believed lost at sea during World War II.

Included: an update on a 1988 story about the murder of an Arkansas man; and repeat segments, also from 1988, on a UFO encounter and a missing teenager.

This expanded edition from 1989 features segments on Alcatraz, the former penitentiary in San Francisco Bay, and the 1962 escape of three inmates. (Repeat)

A new segment involves a policeman's search for his partner's killer. Repeat segments include the recovery of a 7-year-old girl who was in a coma for five months.

Segments examine the paranormal aspects of a Chicago murder case; the capture of 12 criminals in a reverse sting operation by Virginia authorities. (Repeat)

A new segment on a missing 4-year-old Tennessee girl, who has reportedly been seen since her alleged 198 death; an update on the arrest of a woman in a mother-son pyramid scheme. Repeat segments include one on a former world heavyweight champ.

A new segment examines the search for a man who killed a woman at an automatic-teller machine. Also: updates include the story of the puzzling crop formations found in England.

Reports on out-of-body experiences; the modus operandi in a series of L.A. bank robberies; the possible link between organized crime and a repairman's murder. (Repeat)

The series' third season opens with a report on sightings of a bright orange fireball that crashed in Pennsylvania and was reportedly removed under military supervision; a woman's first meeting with her biological father; an arsonist's home movies.

Segments: a murder attempt on a former Florida mayor; an Arkansas family's search for a long-lost brother; a five-plane Navy patrol's 1945 disappearance over the Bermuda Triangle; an antidrug activist's shooting.

Reports on the search for a Bakersfield, Cal., physician; the FBI hunt for a robbery gang suspected in armored-car holdups in Minnesota and Baltimore; and the disappearance of a Spokane electrician

Segments on the 1976 murder of a New Yorker who may have known too much about an organized-crime ring; a case involving the infilitration of Government computers and private phone lines.

Reports on the search for Nazi treasures buried near the Austrian-Swiss border; the disappearance of a movie producer's adult son in Beverly Hills; the search for an escaped convict; the disappearance of a boat and crew headed for Haiti.

Reports on a series of child-molestation cases; a Tennessee family's search for a missing sibling; a series of bizarre murders in a small town in New Hampshire.

Segments include the story of a South Carolina couple whose home withstood the destruction of 1989's Hurricane Hugo after their reported encounter with a ghost; the disappearance of a La Jolla, Cal., financial analyst in the El Paso desert.

New evidence in the 1937 disappearance of Amelia Earhart; the search for the murderer of a Woodstock, Ill., family; a climatologist who accurately predicted seven earthquakes in the past decade.

Repeat segments from the past three seasons include reports on Nazi war criminal Rudolf Hess; the murder of race-car driver Mickey Thompson and his wife Trudy; and supposed findings of intelligent life on Mars. Unexplained Death: Mickey Thompson (UPDATE)

The FBI probe into the 1965 murder of a black lawman in Louisiana; an update on a series of 1988 arsons; a policeman's nine-year search for his two sons; the hunt for a ""cowboy"" bank robber in Arizona and Washington.

Segments: the fatal shooting of a Massachusetts youth; the disappearance of a 4-year-old on a picnic in Montana; the murder of a truck driver at an Oklahoma rest stop; a reunion of two childhood friends.

The possible wrongful conviction of a Missouri man with the murder of a 79-year-old woman, which later resulted in a confession from a Kansas inmate.

Reports on the search for an assailant in the shooting of a North Carolina secretary; the murder of a pizza deliveryman and the subsequent finding three years later of the gun in a pawnshop; the unclaimed fortune of a deceased British socialite.