Originally airing from 1977 to 1982, Leonard Nimoy (famed for his role as Spock in the original Star Trek series) hosted this 30 minute (23 minute actual run-time) documentary television show devoted to mysterious phenomena, legends, conspiracy theories, as well as other curiosities and intrigues. In 2002, an eight episode revival was hosted by Mitch Pileggi (known for his role as FBI Assistant Director, Walter Skinner in the science-fiction, supernatural series X-Files). History Channel has revived the show for a 60 minute slot (approx. 43 min. run-time) for 2018 starring Zachary Quinto (similarly cast as Spock in contemporary Star Trek movies) as host
A look at some of history's famous lovers. What drove certain men to pursue sensual pleasure above all else? The program compares the legends of Don Juan and Casanova. Host Leonard Nimoy wrote this installment.
A look at some of the impossible stunts daredevils attempt, and why they keep trying even after suffering near-fatal injuries
The stories of people who claim they have had after-life experiences and say they no longer fear death.
Scientists wonder whether California's Mount Shasta, Washington's Mount St. Helens, and other American volcanoes will soon erupt again.
Digs for the facts behind the controversy that still rages today, the kidnapping of Charles Lindbergh's baby. Was the wrong man executed for the crime?
A study of the healing technique which may cure incurable diseases. Leonard Nimoy investigates the power of the ancient Chinese healing art.
Jimmy Hoffa was the president of the powerful Teamsters' Union. He only cared about himself. He fought to the top, but eventually got killed, although his body was never found.
A look at the various scientific ways people use to stay young for years longer.
Can laughter combat disease? A Nobel-prize winner says he cured himself after doctors gave up hope.
The Great Wall of China: The story of the one of the world's greatest wonders - who built it and why?
The saga of the Coral Castle, said to have been built by Edward Leedskalnin, a frail hermit who allegedly carved and lifted 1,100 tons of solid stone blocks weighing up to 30 tons each using the secrets of Atlantis.
The assassination of John F. Kennedy: was there visual proof of two guns in Dallas and possibly two Oswalds?
The Holy Grail: Explores the claims that the chalice used by Jesus at the Last Supper may have been found.Watch Now:iTunes
The Death of Marilyn Monroe: Examines evidence that suggests that the Hollywood star may not have committed suicide.
Did the Chinese discover America 1,000 years before Columbus? Leonard Nimoy explores evidence that a Buddhist monk named Hu-Shen arrived on the American continent in 458 AD.
A probe into the theory that the famed Nazi "lighter-than-air" ship, which exploded while landing at Lakehurst, New Jersey, in 1937, was destroyed by political saboteurs.
Will an asteroid or comet on a collision course with earth end it all?
An in-depth examination into the sinking of the British liner by a German submarine in 1915, killing over 1,000 passengers, including 114 Americans. Was it really all part of a plot to involve the U.S. in World War I?
Will solar energy free us from dependence on foreign oil? Leonard Nimoy analyzes how solar energy stacks up against fossil fuel and nuclear energy.
Jesse James: Probes one of the most intriguing questions of the Old West - was legendary gunman Jesse James shot in the back, or did he escape capture and live to a ripe old age?
A revealing study of how computers are now healing the sick and building sports champions.
Leonard Nimoy profiles Moses and tries to pinpoint Mount Sinai's exact location. Have pilgrims to the Holy Land been praying at the wrong location?Watch Now:Amazon
A dream house in a lovely suburb becomes a nightmare when the owners discover an evil presence. The house was the site of a family massacre in 1974.Watch Now:Amazon