
An in-depth look at the terrifying offenders whose crimes earned them rare life sentences; despite being imprisoned, these inmates go on to torture, kidnap and even kill.

Career criminal Michael Dutcher has continued his streak of violence and murder even behind bars.

Mikel Brady leads a violent prison escape attempt, killing four staff members before being recaptured.

His time behind bars only made Italian-American mobster Freddy Geas even more brutal.

After murdering his aunt and uncle, Ramon Escobar rampages across L.A. and strangles his cellmate in prison.