1. JOHN WILKES BOOTH, (1838–1865)
Crime: Assassinated Abraham Lincoln.
Punishment: Cornered and shot to death by Union soldiers, identified by the tattoo of his own initials on his left hand.
2. ALBERT DESALVO a.k.a. THE BOSTON STRANGLER, (1931–1973)
Crime: Confessed to strangling 13 women over the course of two years.
Punishment: Life sentence; later killed in a prison attack.
3. PAUL JOHN KNOWLES, a.k.a. THE CASANOVA KILLER, (1946–1974)
Crime: Known for seducing women with his good looks and charm before raping and killing them; took at least 18 victims, including many men and children.
Punishment: Shot to death during an attempted escape from a police car.
4. RICHARD RAMIREZ, a.k.a. THE NIGHT STALKER, (1960–present)
Crime: Killed 13 people, sometimes forcing his victims to pray to Satan.
Punishment: Sentenced to execution by gas chamber; currently on death row at San Quentin.
5. JOHN DILLINGER, (1903–1934)
Crime: Charged with the murder of a police officer, though was better known for bank robberies and escaping from prison.
Punishment: Killed in a police ambush.
6. LEOPOLD AND LOEB, (Nathan Leopold, 1904–1971; Richard Loeb, 1905–1936)
Crime: Murdered a 14-year-old in an attempt to commit the "perfect crime" inspired by the works of German philosopher Friedrich Nietzsche.
Punishment: Life imprisonment.
7. HUEY NEWTON, (1942–1989)
Crime: Convicted of voluntary manslaughter in the killing of a police officer, though the conviction was later overturned.
Punishment: Fled to Cuba; freed upon his return after two mistrials.
8. CLYDE BARROW, (1909–1934)
Crime: Believed to have participated in the murders of 12 people, including a number of policemen, with the help of associates.
Punishment: Gunned down along with Bonnie Parker by police in Louisiana.
9. MARTIN BRYANT, (1967–present)
Crime: Murdered 35 in a spree with an AR15 semiautomatic rifle, including a hostage during negotiations with police.
Punishment: 35 life sentences.
10. AL CAPONE, (1899–1947)
Crime: Believed to have organized the St. Valentine's Day Massacre to weaken an enemy gang, killing seven.
Punishment: Indicted for income-tax evasion.
Young Guns: Meet the american teenagers who banded together to form one of the deadliest hit squads in the Mexican drug wars.