Dee Dee Blanchard seemed like the perfect mother to her terminally ill daughter, Gypsy Rose. But she hid a horrifying secret.

Revisit ten of the worst fathers in true crime history in this special collection from Parcast Network.

In 1779, James Hackman's toxic fixation on Martha Ray erupted in violence. When her lover, the fourth Earl of Sandwich got involved, the scandal shocked the nation.

In 1761, Martha Ray caught the eye of the fourth Earl of Sandwich, John Montagu. She worked hard to secure a comfortable life for her family.

Just after midnight on September 3rd, 2012, Billy Woodward decided to put an end to the long-running feud with neighbors who had been tormenting his family.

Just after midnight on September 3rd, 2012, Billy Woodward decided to put an end to the long-running feud with neighbors who had been tormenting his family.

A spat between neighbors exploded into a matter of life and death over Labor Day weekend in 2012.

Desperation and devotion turned deadly in June 1954. Chaperoned by Pauline’s mother, Honorah Parker, the teenage best friends took a midday hike in Victoria Park. They returned bloodied and alone.

Wayne Simmons had a dramatic 27-year career with the CIA taking down cartels and busting arms smugglers — or did he?

In New Zealand in the early 1950s, two young girls formed an intense bond over the agony and isolation of their childhood illnesses and their love of fantastical make-believe.