Did twin sisters Peggy Lowe and Betty Wilson hire a hit man to kill Betty's husband, Dr. Jack Wilson? Could the hit man's testimony be believed?

An Albuquerque County Commissioner is shot in his own basement after being mistaken for an intruder by his wife. It was an open and shut case until investigators discovered that her first husband met a very similar fate.

A 31-year-old woman is married to a Pueblo CO, narcotics detective, while raising a son and four stepchildren on the family's farm. One December evening in 1985, shots rang out and her husband is killed. Suspicion immediately falls on the criminals was investigating. However, when the police learn of his troubled home life, they begin to suspect that the murderer may be closer to home.

An exotic 34-year-old brunette was living very comfortably thanks to her generous, and married, lover. In February of 1991, the married lover's wealthy wife was brutally murdered while on vacation in Mexico. Arizona authorities opened their own investigation, suspicious of her husband and his mistress. (also shown as S7:E33, S8:E3)

A German woman fell in love with an American serviceman; they married and moved to Colorado. After 15 years of marriage, the mother of three wanted to return home. Instead, in July of 1996, she hacked her husband to death with an axe, but was she acting in self defense?

Native South Korean identical twin sisters overcame a difficult childhood to become co-valedictorians in high school. They both seemed headed for success until, at 23, one of them developed a gambling habit and began stealing and forging checks to pay her debts. When she needed help, her twin sister took her in, even though they had a love/hate relationship. Their sibling rivalry would eventually escalate to burglary, identity theft and murder.

A doctor's wife and mother of five led an ordinary suburban life in Brownsville, TX. She lavished attention on her youngest daughter. In 1993, that youngest daughter was dumped by her high school sweetheart. When he was later found dead, who was guilty of murder?

A meek woman married her high school sweetheart, a Canadian Army instructor. He soon became an abusive, controlling husband. After two children and 17 years of abuse, he told her to commit suicide, so he could get rich, or he would kill her and their children. On May 14th, he was dead.

She crusaded against gangs and helped police gain convictions, and became a prominent and celebrated local hero in the Eugene community. She was outspoken about her son's struggle to stay out of gangs and about the dangers other children in the community faced. She even teamed up with a popular high school senior to educate other students on gang violence. But when that student was executed in his home, police began to suspect that Mary wasn't leveling with them. They soon reveal a much darker side.

When a divorced woman married for the second time, she thought she'd be happy; however, her new husband turned out to be controlling and abusive. He used his contracting work to move the family often and isolate them from friends and relatives. Then, in April of 2004, her husband was killed by a single shotgun blast and she claimed it was suicide.

A woman was with her partner of 20 years before leaving him for his young nephew. In September 2001, her ex was found dead. Just a few weeks later in October, her husband is also dead. Was she a Black Widow, or an unwitting dupe?

A wife was settled into a comfortable life with her husband, living together in a trailer on a few acres with a view of Washington's Mt. Rainer. Then, in June of 1986, her husband dropped dead on the deck of the trailer. Though doctors said it was emphysema, she swore it was the Excedrin he'd taken just moments before his collapse.

As a blonde, beautiful and ambitious woman, she never had any trouble finding success or successful men. In fact, by the time she was 34, she had been married to two of them, and had given birth to two children by each. Her second husband was a successful divorce attorney from the nearby town of Celina. Shortly after the birth of her fourth child, her marriage began to falter and they started going through a divorce. When it turned nasty, she shot her husband. Pleading self-defence, she was acquitted in court, but the dead man's family wasn't satisfied.

Raised on a Texas farm, a young woman spent her childhood taking care of her siblings. When she left home, she began a string of bad marriages and by 1990, she was filing for her third divorce. With one daughter grown, and a son living with her second ex-husband, she was at a crossroads in her life. That's when ex-husband number three convinced her to come back to him. She was a battered hhousewife and eventually she shot and wounded her violent spouse. Instead of protecting her, the local sheriff raped her. Then, she filed a civil suit to fight for justice.

As the wife of a successful football star and mother of two, she seemed to lead a charmed life. But when she shot her husband dead at point-blank range, she pleaded self-defense. She claims that abuse is what caused her to shoot her husband, but police find that years earlier she had committed the crime of larceny.

A woman seemed to have hit the jackpot when she started dating wealthy casino heir Ted Binion. But, her luck took a turn for the worse when Binion was found dead in his home, and she became a key suspect.

A desperate wife and mother watched her husband suffer for years from Huntington's disease, but when her son fell ill, she was compelled to take drastic action.

A battered housewife knew she had to escape her brutal spouse for the sake of her children. However, her husband refused to let her go and she had to fight for her freedom. She stands up and tries to end the reign of her abusive husband.

She shot her husband three times after their business collapsed and he embarked on an affair, but would a jury believe her claim of self-defense?

In 2002, a quiet Iowa housewife shot her abusive husband in their bedroom, then left the room and shut the door. It stayed shut for more than a year before authorities became suspicious of his disappearance. When police finally discovered the body, they learned the truth behind a terrible crime and an unlikely killer.

It started out as fun and games when a woman and her husband played "guess what I'm touching you with" while he was handcuffed and blindfolded. But, the fun ended when she touched her husband with the blade of a knife.

An Iowa woman confronted her estranged husband about his affair. The heated argument ended with her husband being stabbed to death.

The former reigning Miss Savannah fatally shot her boyfriend after tracking him to his fiancée's house. However, she claimed that she was defending herself after he went for his gun.

A mother lost custody of her children and the bulk of her marital assets in a bitter divorce. Her ex-husband, a college professor, was fatally shot in his driveway in October of 2004.

Just when a woman finds herself on the verge of a messy divorce, her husband turned up dead. The investigation that followed would reveal a bewildering conspiracy that revealed hitmen hired to kill the hitmen who had murdered her husband.