Read about some of the high-profile cases where defendants turned to legal insanity as their defense.
The Shooting of Officer Mark MacPhail
This account is taken directly from court records of eyewitness testimony of the shooting death of off-duty Savannah police officer Mark Allen MacPhail.
Albert DeSalvo - The Boston Strangler?
Albert DeSalvo confessed to a series of murders which became known as the Boston Strangler murders, but many experts and investigators have doubts as to his involvement in the crimes.
Susan Smith - Profile of a Child Killer
Susan Vaughan Smith of Union, S.C. was convicted on July 22, 1995, and sentenced to life in prison for murdering her two sons, Michael Daniel Sith, 3, and Alexander Tyler Smith, 4-month-old.
Murder and Mayhem in the Osage Hills
The murder of Osage Native American, Anna Brown, was just the beginning of several more murders motivated by the greed of a wealthy cattleman who was known as the "King of Osage Hills."
The Black Dahlia - Profile of Elizabeth Short
The case remains one of Hollywood's long-running mysteries and one of the most gruesome of the 1940s.
Serial Killers Couple Ray and Faye Copeland
Why Ray and Faye Copeland, both in their 70s, went from being loving grandparents to serial killers who used the clothing of their victims to make a warm winter quilt to snuggle under is a story both morbid and perplexing.
Michael Skakel and the Martha Moxley Murder
A profile of Michael Skakel, the wealthy nephew of the Kennedy family convicted of the 1962 brutal murder of Martha Moxley in the affluent Bell Haven community of Greenwich, Conn.
David Berkowitz - The Son of Sam
David Berkowitz, better known as Son of Sam, is an infamous 1970s New York City serial killer who killed six people and wounded several others because a demon dog told him to do it.
Profile of Dennis Rader - The BTK Strangler
For 30 years the self named BTK Strangler toyed and taunted police while he continued his sadistic murders. Now authorities feel they have BTK locked behind bars and as many profilers have said over the years, the killer could be the man next door. They were right.
Profile of Sadistic Killer, Charles Chi-tat Ng
Charles Ng participated in the kidnapping, sadistic torture, slavery, rape and murder of numerous victims in one of the most infamous and costly murder cases in American history.
The Last Days of 'The Onion Field' Killers
On March 6, 1963, Los Angeles police officers Ian Campbell and Karl Hettinger pulled over a vehicle in Hollywood with a broken tail light.
Theodore Bundy was a serial killer that terroized the nation from 1974 until his final capture in 1979.
Karla Homolka - Child Rapist, Torturer and Killer
Karla Homolka, one of Canada's most horrific female convicts, is due to be released from prison after serving her a 12 year sentence for her involvement for drugging, raping, torturing and killing young girls over a decade ago. The dead teens included her own young sister who she was offering to her boyfriend as a gift.
Karla Homolka and Paul Bernardo Photo Gallery
Karla Homolka and Paul Bernardo were lovers who pleasured themselves by torturing and killing young girls, including Karla's 15-year-old sister on Christmas night. Now Homolka is free after a short 12-year prison sentence.
Former wide receiver with the Carolina Panther will spend the next 18 to 24 years behind bars for conspiring to murder Cherica Adams, who was seven months pregnant with his child.
Janie Lou Gibbs
Janie Lou Gibbs murdered her husband, three children and a grandson by poisoning them with arsenic so she could collect on their life insurance policies.
Belle Gunness was responsible for killing 49 people on her small farm in La Porte, Indiana. Her victims included ranch workers, vagrant females, adopted children and her many husbands
Amy Gilligan (1901-1928) was known for her nurturing tonics and nutritional meals at her private nursing home in Windsor, Connecticut. That was until it was discovered that she had added arsenic to her recipe.
Corey Miller, a popular rap singer known to his fans as C-Murder, was convicted for the beating and fatal shooting of a fan of his, 16-year-old Steve Thomas.
The Plainsfield, Wisconsin police department had no idea of the grotesque world they were about to enter when they went to Ed Gein's farm home to investigate the disappearance of a local woman. Gein's crimes went down in history as some of the most disgusting ever uncovered that encompassed murder, grave robbing and cannibalism.
James 'Witney' Bulger was one of Boston's most notorious organized crime leaders who has been on the run from the FBI sine 1998.
Marc Dutroux, an unemployed electrician and father of three, committed a series of kidnappings, rapes, and killings of an unknown number of teenage girls. Dutroux and accomplices, including his wife, are considered among the most evil criminals in the history of Belgium.
John E. DuPont
Profile, bio, and information about John E. du Pont
Broken Doll (The Black Dahlia Murder)
The murder of the Black Dahlia was about as high-profile a crime as you could get in 1947. It became Hollywood's most famous unsolved murder case.
"Are you looking for your Brian?" asked Mary Bell. How can one so young be so brutal? Read the portrait of this ten-year-old killer, now with an expanded photo gallery of Mary Bell and her victims.
Profile, bio, and information about John Brown
The "Mississippi Burning" Trial
Discover the facts behind this brutal murder, carried out with the help of county officials that in time grew to symbolize hardcore resistance to integration.
The Hillside Strangler
Find factual accounts of the events surrounding the Hillside Strangler case, profiles on Buono and Bianchi, and general information about team killers.
Ian Brady and his girlfriend Myra Hindley were British serial killers, responsible for a series of child murders that became known as the Moors Murders.
Arthur Gary Bishop
Arthur Gary Bishop went from being an honor student, Eagle Scout and teenage missionary to an obsessed pedophile and child killer that he later attributed to pornography that he was to exposed to while growing up.
Profile, bio, and information about Robert Berdella
Nathaniel Bar-Jonah is child predator that is in prison after repeatedly molesting, torturing, and attempting to murder children. He was also suspected of murdering a child then disposing of the body through cannibalistic ways that involved his unsuspecting neighbors.
Gaetano Badalamenti (Don Tanino), a Sicilian mafia boss, was the ringleader of a drug smuggling operation the became known as The Pizza Connection.
The Trial of Lizzie Borden
Crime historians have been fascinated with this brutal crime for decades. The age, sex, and background of this famous defendant, along with the jury's incredible acquittal, keep this crime at legendary status.
Profile of Mark Chapman
Profile of Mark Chapman, the convicted killer of Beatle's star John Lennon.
A Master of Legal Manipulation
Charlie Ng is a master of manipulating the legal system making his case the most costly trial in the history of the United States. The jury, however, was more time efficient when determining the legal game player's guilt or innocence.
Crimes and Trials of Lyle and Erik Menendez
The Menendez brothers, Lyle and Erik, planned and executed what they thought was the perfect murder of their parents - until they got caught.
Alex and Derek King
The case of children, Alex and Derek King, is one of the most bazaar murder cases in the history of Florida. The boys confessed to bludgeoning their father to death because they thought he would be mad because they ran away from home.
The Murder of Roseann Quinn
Roseann Quinn was a 28-year-old school teacher who was brutally murdered in her apartment by a man she had met at a neighborhood bar. Her murder prompted the movie hit, "Looking for Mr.Goodbar."
Jared Lee Loughner
On Jan. 8, 2011, Jared Lee Loughner opened fire at a political event at a Tucson, Arizona shopping center, wounding 13 people, including U.S. Rep. Gabrielle Giffords, and killing six others. Many wonder what made his do it? This profile may offer some insight into answering that question.
Serial Killer Couples
Couples who go on serial killing sprees represent a small percentage of all serial killers, but their murders are often more brutal and deadly, often times targeting the very young and very old.