2015 | 10 Episodes

Season 1 of Killer Instinct with Chris Hansen premiered on August 17, 2015.

The first season's sobering caseload involves a headless body, a mangled love triangle and a sadistic doctor with killer skills.

2016 | 10 Episodes

Season 2 of Killer Instinct with Chris Hansen premiered on July 25, 2016.

2017 | 10 Episodes

Season 3 of Killer Instinct with Chris Hansen premiered on September 5, 2017.