Name: Serial Psyche
Genre: Factual

Sexual sadists are addicted to the thrill of inflicting pain before killing their victims. Analysis contrasts the psyches of David Parker Ray, the Toy Box Killer, and Dennis Rader, the BTK Strangler.

1. Sexual Sadists

Factual

Documentary

They look the same as us, but they are not like us. They can be our colleagues, neighbours, and sometimes even our family members.

Serial Psyche

Series 1

They look the same as us, but they are not like us.

Motorsport UK

The latest coverage of exciting motorsport from around Britain.

Richard John Neill presents MSUK from Oulton Park with racing from the CTRC Group 1 Touring Cars and the Porsche Sprint Challenge Great Britain.

Shop on TV

Indulge in a world of incredible deals and must-have products.

Some serial killers are driven by a hatred for humankind, while others seek revenge; some simply love to kill; a look at a killer labeled America's most meticulous serial killer, Israel Keyes.

2. Cold and Calculating Killers

A shockingly common breed of serial killer: doctors and nurses who kill patients; serial killer and physician Dr. Harold Shipman murders more than 200 victims.

3. Angels of Death

Examining the most excessive serial killers who murder, often crossing over into horrible perversions like mutilation, necrophilia and cannibalism.

4. Extreme Killers

These are serial killers who work as a team; monsters who feed off each other's warped psyches to commit murders they never would have carried out on their own.

5. Team Killers

Watch Serial Psyche free on STV Player. Catch up with the latest episodes and stream full episodes on demand.