The series' sixth season opens with a report on a Glendora, Cal., man's recollections of a ""past life"", a viewer tip leading authorities to an alleged cult leader and his followers in the San Angelo, Texas, area; the search for a suspect in a hit-and-run accident that claimed the life of an 11-year-old boy.

The FBI probe into the identity of a convicted bank robber who won't reveal his name; viewer tips leading to a man's reunion with his family; a pilot's strange disappearance after reporting a UFO hovering near his plane as he flew between Australia and Tasmania.

A russian archaeological study and DNA tests are used to determine whether Russian Grand Duchess Anastasia really died when the royal family was executed in 1917.

Reports include a man who fears for his life after discovering a way to locate underground water in Nevada; a tip leading to a suspect in the hit-and-run death of a Los Angeles DJ; the unsolved murder of a surgeon; and an Austrian woman's search for her brother.

The 1992 disappearance of two women and a girl from a Chandler, Okla., shopping center; the search for a rabbi wanted for questioning in cases of international bank fraud; the police hunt for a suspect in the murder of a woman found in a dumpster.

Paranormal researchers study mysterious goings-on at a Lake Wales, Fla., home; Also: the search for the killer of a teacher in Agawam, Mass; and the hunt for a gunman in the 1991 maiming of an Orange, Cal., man.

Included: reports of a 1917 solar phenomenon known as the ""Fatima Miracle,"" supposedly witnessed by a crowd in Fatima, Portugal. Also: the search for a suspect wanted for bilking Coloradans in a log-cabin building scheme.

Reports include a German Air Force officer's search for his father, who he believes is Canadian or American; the 1986 murder of twin sisters.

Reports: a computer artist's claims that the Mona Lisa is actually a self-portrait by Leonardo da Vinci; the 1990 disappearance of a Rhode Island woman thought to have been subsequently murdered; a fugitive's arrest in Tennessee.

Reports include the search in Canada and the U.S. for a child killer; Daly City, Cal., authorities' search for the identity of a comatose man found injured on a highway in 1992; and a roll call of heirs to unclaimed fortunes and estates.

Reports include the hunt for a fugitive who allegedly tampered with medication at a healthcare facility; a woman's search for the good Samaritan who once pulled her from a burning car wreck; and a Denver man's search for a childhood friend he first met in 1956.

The 1989 disappearance of a Peoria, Ariz., woman whose cousin vanished from her Arkansas home three years earlier. Repeat segments include a Glendora, Cal., man's recollections of a past life; and a family's search for an Oklahoma relative.

A new report outlines an Illinois family's search for siblings separated in 1948. Repeat segments on the riddle of the Russian Grand Duchess Anastasia; and the search for a suspect in a hit-and-run accident.

Included: a pilot's disappearance after he reported sighting a UFO as he flew between Australia and Tasmania. Also: the search for a car thief who shot and paralyzed an Orange, Cal., man in 1991. (Repeat)

Segments include a UFO story involving a 1983 incident in the skies over New York and Connecticut. Also: reports on the disappearance of an 18-year-old woman; the death of an unidentified man at the Paducah, Ky., airport; the victim of an apparent hit-and-run.

Reports include a viewer tip leading to the arrest of a burglary suspect in Santa Fe, N.M.; the search for more substantial clues in the assassination of a Chicago attorney; and a man's search for a friend.

Reports include a mysterious letter writer who seems to be guiding a woman's search throughout Canada for her missing son; a viewer tip leading to the arrest of a wanted fugitive in Diamond Bar (Cal.).

A new report on the search for two robbers who target stores in the Pacific Northwest. Also: repeat segment on a surgeon's murder; a viewer tip leading to a suspect in the hit-and-run death of a Los Angeles DJ; and a Polish family's search for their son.

Reports include a Florida mother's search for her daughter, who was a high-school senior when she disappeared in 1974; the search for heirs to a wealthy recluses's estate. Also: a woman's search for her biological mother ends in the Syracuse, N.Y., area.

Reports include the 1932 discover in Wyoming of a small mummified human; a viewer top leading to a suspect's arrest in Canada; a series of Mississippi jail deaths that may be linked to racially-motivated crimes of the 1960s; the search for a New Mexico rapist.

Reports include a Vietnamese air-force officer's search for his American daughter; a family's search for a missing relative who was injured in a motorcycle accident in San Francisco; and a viewer tip leading to the identification of a certain good Samaritan.

Segments include cases involving alleged schemes targeting elderly homeowners; and the murder of a San Jose man on the highway. Also: an 86-year-old woman's search for her younger sister.

Reports include the alleged 1992 murders of two U.S. Army sergeants. Also: repeat segments on a former rocket scientist's discovery of an underground waterway in the West; a woman's search for a childhood friend.

Reports on pets being reunited with their owners; a man who tries to track top-secret military aircraft; the arrest of a suspect for questioning in schemes against elderly homeowners; and a suspected murder, allegedly prompted by the victim's plans to blow the whistle on operations conducted at a nuclear-weapon facility.

Reports from paranormal researchers studying mysterious goings-on at a Lake Wales, Fla., home. Also: a scheme against an elderly judge; the search for the killer of a 24-year-old teacher in Agawam (Mass.). (Repeat)

Reports on near-death experiences include widows ""visited"" by their late husbands; tips that ended the search for missing siblings; the hunt for a gunman who killed a Jewish community leader in 1990; a Los Angeles collector's search for an heirloom bible's owners.

The search for a suspected murderer who reportedly harassed the victim's family and friends; a Los Angeles collector's search for owners of an heirloom Bible; the manhunt for the murderer of a computer salesman's fiancee in Marietta, Ga.

Segments include reports on a 1917 solar phenomenon known as the ""Fatima Miracle,"" supposedly witnessed by crowds in Portugal; a Nebraska choir miraculously spared in a church explosion; the 1992 disappearance of three persons from a store. (Repeat)

Reports include the healing powers of water in Lourdes, France; viewer tips leading to an Idaho man's reunion with his family; the hunt for the killer of a San Jose man murdered on the highway in front of his date in 1991; and the search for paintings by American artist Ben Stahl. (Repeat)

Reports include the 1986 disappearance of a Morro Bay, Cal., man, whose wife was murdered in 1982. Also: repeat segments on the hunt for a fugitive health-care worker; an update on a German Air Force officer's search for his biological father.

Segments include instances of cures reportedly achieved by the laying on of hands; and a Vietnam veteran's search for the Army comrade who saved his life on the battlefield.

Segments include a $7 million hidden treasure, reportedly buried in New York in 1933 by gangster Dutch Schultz; a couple who in 1993 became victims of a gunman in a Marietta, GA., hotel room; a 1988 child abduction; the Texas murder of a woman and her 5-year-old.

A report on the 1973 murder of a Massachusetts prison inmate, believed by some to have been the Boston Strangler (suspected of the murders of 13 women in the 1960s). Also: a man's search for a half-sister he only recently discovered he had.

Segments on this expanded edition include high-tech investigations into reported Bigfoot sightings in the Pacific Northwest; so-called ""angelic"" encounters; viewer tips leading to the arrest of a murder suspect.

Reports include the search in Canada and the U.S for a child killer and molester; Florida authorities' search for a woman who disappeared after the 1992 murder or her boyfriend; the hunt for a suspect in the 1990 kidnapping of a bank executive. (Repeat)

The 1984 murder of a policeman's 7-year-old son; the search for the heir to a $150,000 estate; the search for a man believed to have survived a 1991 boat wreck in Mexico; and a woman's meeting with the good Samaritan who pulled her from a burning car. (Repeat)

An update on an adoptee's search for her identity and for the family who found her as an infant; a report on the 1932 discovery in Wyoming of a small mummified human; a series of Mississippi jail deaths being probed by the U.S. Attorney General's Office. (Repeat)

Reports include a mysterious letter writer who seems to be guiding a woman's search to find her missing son; efforts to find a man who disappeared in 1986, four years after his wife was murdered; and viewer tips leading to arrests. (Repeat)

Reports on pets being reunited with their owners; a man who tracks top-secret military aircraft; the disappearance of a scuba diver near the Mississippi River gulf outlet; and the suspected murder of a man. (Repeat)

A viewer tip leading to the identification of a comatose man, injured in 1992; a man's reunion with a childhood friend he meat at an orphanage in 1956; a woman on an international search for her only daughter; and the hunt for killers of a woman and her 5-year-old son near Dallas. (Repeat)

Segments include South Chicago residents' reported sightings of the ghost of a woman killed in 1934; an update on a former South Vietnam Air Force officer's search for his American daughter; the hunt for a robbery duo who target grocery stores. (Repeat)

Segments include a Florida mother's search for her daughter; a high-school senior who disappeared in 1974; and Coloradans who were bilked out of some $1 million. (Repeat)

Reports of mothers' psychic links to their children; the harassment of a murdered Jewish community leader's family and friends; the investigation into an alleged auto insurance-fraud ring; a Los Angeles collector's search for owners of an heirloom Bible. (Repeat)

Reports on this expanded edition include eerie phenomena witnessed by Stroudsburg, Pa., residents and prison guards at the Monroe County correctional facility; threats against an elderly Ohio couple; the reunion of two childhood friends; the disappearance 50 years ago of a Navy blimp's crew in the San Francisco Bay Area; the 1988 abduction and murder of a 7-year-old Midlothian, Ill., girl.

Reports on therapeutic healing; the search for bank robbers; the 1993 arrest of a burglary suspect in Santa Fe, N.M.; the search for a Memphis-based real-estate executive who disappeared in 1993. (Repeat)

Segments include a $7 million hidden treasure, reportedly buried in New York in the 1930s by gangster Dutch Schultz; an update on a brother and sister's search for their father; the search for a gunman who held a couple at gunpoint in a hotel room. (Repeat)

Reports on two cousins who disappeared three years apart--one in Arizona and the other in Arkansas; viewer tips leading to the 1993 arrest of a fugitive in Carlsbad, Cal.; the 1990 disappearance and suspected murder of a Rhode Island woman. (Repeat)

A report on the 1973 murder of a Massachusetts inmate believed to have been the Boston Strangler, a man suspected of 13 women in the 1960s. Also: a man's search for the half-sister he only recently discovered he had. (Repeat)

Reports include unexplained encounters with angels; a woman's quest to find her missing husband. Also: a man who disappeared in 1993 while scuba diving near the entrance to the Mississippi River gulf outlet. (Repeat)

Reports on the authenticity of the Shroud of Turin; the search for two missing French sailors, last seen in the Atlantic; unexplained encounters with angels; a woman's search for biological father. (Repeat)

"Mysteries of Alien Beings" reports on four men who say they were abducted while on a fishing trip in Maine's Allagash Wilderness, and includes research by Harvard psychiatrist John Mack. Also: a pilot's alleged UFO sightings in Kazakhstan; efforts to locate a nurse who reportedly helped with autopsies of alien beings that emerged from the wreck of a UFO.