World's Most Evil Killers - Season 5

The Grim Sleeper: The story of the brutal Los Angeles serial killer. Nine innocent women and a teenage girl lost their lives at his hands

Freeway Killer: The story of the savage serial killer who took the lives of over 21 victims and left their bodies strewn across freeways in California.

The Shoe Fetish Killer: The crimes of Jerry Brudos, whose disturbing shoe fetish played a part in the gruesome murders he carried out on four young women.

The Happy Face Killer: A profile of the serial killer, whose chilling confession letters to the media and prosecutors were signed off with smiley faces.

The Genesee River Killer: The story of the notorious murderer, whose bloodthirsty murder spree lasted over a decade and claimed over a dozen lives.

Sunset Strip Killers: The story of two killers who targeted young girls and sex workers for their own twisted pleasure. Descriptions of sexual violence and child abuse.

Trash Bag Killer: The story of one of the most prolific serial killers in America, with a victim list of at least 25 - the youngest aged just five.

The Molalla Forest Killer: The story of the brutal killer who targeted women on the street and dumped their bodies in the forest.

A profile of the triple-murderer who killed his ex-girlfriend, her nine-year-old daughter and another man in a brutal attack.

A profile of the serial killer who took the lives of four innocent women before being handed the death sentence.