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The Smiley Face Killer: If He Exists, He’s One of the World’s Most Prolific Murderers

At least 45 deaths of young men are attributed to the Smiley Face Killer, but most police departments say he doesn’t exist.

By The Lineup Staff

The Brutal Murder Spree of John Norman Collins

Known as the Ypsilanti Ripper, the Michigan murderer beat and strangled seven women between 1967 and 1969.

By Olivia Mason

Mary Ann Cotton: A Serial Killer in Long Skirts

How did England’s first female serial killer manage to poison three husbands and 11 children before being caught?

By The Lineup Staff

These 5 Infamous Serial Killers Were The Cause of Their Own Capture

Parking tickets, floppy disks and escaped victims helped catch these murderers and bring them to justice.

By Abbey White

Deadly Love: 5 Women Who Married Serial Killers

Some had no idea about their husbands’ crimes. Others clearly did.

By The Lineup Staff

6 Scary Serial Killers Who Were Never Caught and May Still Be on the Loose 

Not all killers get caught. These serial murderers may still walk among us.

By Audrey Webster

7 Eerie Facts About Murderers

And how one television show saved an innocent man.

By did you know?

Date with the Devil: Paul John Knowles, the Casanova Killer

With his devilish good looks, he brought new meaning to the term 'lady killer.'

By The Lineup Staff

The Little-Known Serial Killer Who Murdered 23 Men

Ronald J. Dominique, dubbed the Bayou Strangler, went on a decade-long murder spree in rural Louisiana.

By Olivia Mason

Dangerous Duos: Sickest Serial Killer Couples Ever

These killers stopped at nothing to prove their twisted love.

By Carissa Chesanek

James Dale Ritchie: A Serial Killer Caught By Chance

He seemed like a common criminal, until police uncovered the grisly truth.

By did you know?

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