SeriesOn air

An Unexpected Killer (2019–2022)

3 seasons48 episodes45 min per episode★ 6.5 · 224 votes

• Crime
• Documentary
• Drama

A wild and unpredictable journey into homicide investigations where the true identity of the killer comes as a shocking surprise. Combining unparalleled access, captivating interviews and stylish reenactments, each investigation starts in a familiar way - examining the crime scene, interviewing potential suspects… but then something unexpected changes everything. A new witness, an overlooked piece of evidence or even an innovation in forensic science sends investigators on a totally unexpected path that ultimately leads to the conviction of the real killer.

First aired

December 5, 2019

Network

Oxygen

Country of origin

United States