History 101

In a tumultuous era, 1971 was a year of musical innovation and rebirth fueled by the political and cultural upheaval of the time. Stars reached new heights, fresh talent exploded onto the scene, and boundaries expanded like never before.

Witness the stories of history's most notorious kingpins, their terrifying enforcers, and the men and women who've sworn to bring them down.

Mark Gatiss examines the history of the horror film, from classic Hollywood monsters to Hammer's glory days and beyond.

Through bodycam footage, texts and interviews with loved ones, this documentary investigates the horrifying murder of four University of Idaho students.