Ana Belen Montes was a smart, ambitious Puerto-Rican American with a passion for defending the sovereignty of Latin American nations. In 1985, her drive for social justice found an outlet when she was recruited as a spy for Cuban Intelligence.

By the late 1960s, Valerie Solanas tried to start an underground feminist movement using Andy Warhol to publicize her vision for a new world.

A radical feminist writer who overcame a childhood of poverty and sexual abuse to put herself through college.

In 1726, Mary Toft seemed to birth a series of strange creatures: rabbits, cats, and never-before-seen hybrid animals.

By 1997, Mary Kay Letourneau's affair with her 13-year-old student seemed doomed to be exposed when she found herself pregnant with his baby.

After a troubled childhood, Mary Kay Letourneau always thought she had to be perfect: the perfect daughter, the perfect wife, the perfect mother.

The trials continue: Tituba’s devilish confession sends chills through the town of Salem.

Massachusetts 1692-1693: Tituba, Sarah Good and Sarah Osborne—the three women at the center of the Salem Witch Trials.

With a not-so-promising future in Victorian England, Mary Ann Cotton embarks on a journey of seducing, marrying, and killing her spouses and children to collect her insurance policies.

A career gold-digger with a penchant for arsenic, and a trail of murders that would make headlines.

In 1920's New York City, policy bank queen Stephanie St. Clair was sitting on the top of the world.

In 1911, 13-year-old Stephanie St. Clair left the Caribbean for America and never looked back.

On Easter Sunday, 1903, Marie Sukloff awoke in her Russian prison cell to the sounds of a massacre.

As the grip of Tsar Nicholas II loosened at the turn of the 20th century and the wave of Communism started to rise in Russia, a young girl named Marie Sukloff dutifully took her place in the revolution.

It was called “one of the most brutal and bizarre crimes Australia has ever seen.”

After heiress Marjorie Congdon was aquitted of her mother's 1977 murder, she remarried and began to build a new life.

When Marjorie Congdon was adopted at three months old, she became the doted up daughter of an heiress.

Irma Grese quickly proved herself as one of the most vicious guards at Ravensbruck concentration camp.

As Irma Grese grew up in rural Germany, she watched Adolf Hitler rise to power.

As the Manson Family turned onto Cielo Drive, time slowed to a crawl. In a few minutes, they would commit five murders that became the most infamous slayings in American history.

By July, 1969, the "Manson Girls” saw Charlie as more than a leader, he was the second coming of Christ.

When 23-year-old Brittany Holberg found herself homeless in Texas, performing sex work, and addicted to cocaine, she didn't think her life would get any worse.

After an off-handed comment about a serial killer on the loose, Syracuse DA William Fitzpatrick was determined to find out who the "H" family was in Dr. Alfred Steinschnieder's SIDS research.

In 1964, 18-year-old Waneta Hoyt gave birth to a beautiful, perfect baby boy.

In the early 1900s Ada and Minna Everleigh found their luxurious gentlemen's club in the midst of a moral war with Chicago's more rigid citizens.