Snapped: Killer Couples

Claiming to have abducted about 40 victims, suspected serial killer David Ray's "Toy Box" contained a vast array of heinous torture weapons. His girlfriend, Cindy Hendy, got out of prison last year. 

Kimberly and Lenorris Williams were unhappy with their marriage and believed Lenorris' ex had hexed him. So, they turned to a spiritual healer named Georgia Green — but the arrangement soon turned bloody.

After James Radcliff was killed, investigators learned his wife, Robin, had been having an affair with another serviceman.

When Howard Sewell went missing after a date, investigators discovered a disturbing scheme.

When teenaged Francesca Kiel started dating Ralph Keppler, a man six years older than her, the romance destroyed her relationship with her family.

Karlyn Ramirez was found on the floor of her bedroom with her 4-month-old daughter in her arms.

When Nancy Pfister was found dead inside her Aspen home, suspicion quickly fell on the couple who had been renting her house during her travels.

Just a week before Kelli Underwood's murder, she was in a yelling match with her ex's live-in partner, Kadie Robinson. Is that what led to her death?

When Kate Waring disappeared, investigators focused on her friends, who were the last ones to see her alive.

Lora Sinner had grown close with her ex-boyfriend's siblings Paul and Lori Smith, accompanying them on a California camping trip. She would never return from it.