World's Most Evil Killers, Velma Barfield

S6 E1 • 46m • HD12

The story of the Beltway sniper attacks. John Allen and his teenage accomplice carried out the brutal series of shootings that killed 10.

S6 E2 • 46m • HD15

The story of one of the most prolific serial killers in Canadian history, dubbed 'The Pig Farmer Killer' by the media.

S6 E3 • 46m • HD15

The story of the serial killer, who brutally snatched away the lives of eight innocent women during a decade-long killing spree in Louisiana.

S6 E4 • 44m • HD15

The story of a terrifying killer who snatched away the lives of four victims before being caught while trying to claim his fifth.

S6 E5 • 44m • HDPG

The story of a killer so evil that not even her own son could escape her clutches. She became the first woman to be executed in Florida since 1848.

S6 E6 • 45m • HD15

The story of the I-95 killer, who brutally killed six men in 1994 before being executed three years later.

S6 E7 • 45m • HD15

The story of The Baton Rogue Serial Killer, known for murdering seven women in the area and sentenced to death for his chilling crimes.

S6 E8 • 44m • HD15

She became the first woman to be executed by lethal injection after taking six lives. What drove her to commit these callous murders?

S6 E9 • 45m • HDPG

The story of the cold-blooded serial killer who took the lives of eleven people during a terrifying decade-long murder campaign.

S6 E10 • 45m • HDPG

The chilling story of the serial killer who worked as a nurse in Texas, where she killed many children and infants by injecting them with drugs.