Crime-mystery series that zeroes in on a critical, lost gap of time during the day of a homicide. Once that gap’s pieced back together, it breaks the case wide open.

A look at the hunt for California’s Zodiac Killer, who murdered at least five people in the San Francisco Bay Area in the late 1960s and early ’70s.

Unusual Suspects is an American documentary television series on Investigation Discovery. The series debuted on June 21, 2010. The series showcases many of the most shocking and difficult cases in law enforcement history, and also sheds light on the investigations that led to the arrest of the culprits.

From roots in the Deep South to the slums of New Jersey, “Who Do You Think You Are?” follows the journeys of some of the most well-known names in American popular culture. Watch as celebrities discover unknown details about themselves and their families while researching their ancestry with the help of historians and genealogical experts.

A free-spirited surf instructor volunteers herself as a strictly sexual – or so she thinks – rebound for a heartbroken, down and out writer.