Underground Worlds - All Episodes

An in-depth look at the people who were arrested for allegedly committing some of the weirdest, wildest and most bizarre crimes ever. We dig beyond the headlines and the viral videos to look at the incidents and their consequences, hearing the stories from the accused, the arresting officers and eyewitnesses. These are bizarre crimes with real-life ramifications.

The eight-episode fast-paced, nostalgia-fueled series will take viewers on a thrilling ride through America's past. 

American Ninja Warrior is an action-packed series that follows competitors as they tackle a series of challenging obstacle courses in both qualifying and finals rounds across the country. Those that successfully complete a course in their designated region move on to the national finals round in Las Vegas, where they face a stunning four-stage course modeled after the famed Mt. Midoriyama in Japan.

20/20 continues to combine hard-hitting investigative reports, newsmaker interviews and compelling human interest and feature stories.

FROM unravels the mystery of a nightmarish town that traps all those who enter. As the unwilling residents fight to keep a sense of normalcy and search for a way out, they must also survive the threats of the surrounding forest – including the terrifying creatures that come out when the sun goes down. In season two, hidden truths about the nature and terrifying origins of the town begin to emerge, even as life for its residents is plunged into chaos by the arrival of mysterious newcomers.