Imprisoned Killers

Chris Watts is an American family annihilator who murdered his immediate family in Colorado in 2018. His case gained widespread attention due to the contrast between his outward image as a quiet family man and the calculated nature of his actions. Watts initially attempted to mislead investigators and the public before confessing. He later pleaded guilty to multiple counts of murder and received multiple life sentences without the possibility of parole.

Christopher Davis is an American man convicted in connection with the 2023 murder of his boyfriend in Cape Coral, Florida. The case drew attention due to the circumstances of the disappearance and the subsequent investigation. Davis was later found guilty of second-degree murder and related offences. He was sentenced to life imprisonment along with additional years for associated charges.

Christopher Monks Jr. became the subject of a high-profile criminal case after conspiring to murder his adoptive parents in Kent, England, in 2009. The plot involved recruiting an online acquaintance, Shaun Skarnes, to carry out the killings while his parents slept. The attack failed when Christopher Monks Sr. awoke and disarmed the intruder before police were called. Monks was convicted of conspiracy to murder and made subject to an indefinite hospital order.

Colin Ireland became one of the United Kingdom's most infamous serial killers after murdering five gay men in London over a seven-week period in 1993. Seeking notoriety, Ireland later admitted he deliberately set out to become a serial killer after reading an article suggesting Britain had none. Nicknamed the "Gay Slayer," he targeted men he met in London pubs before strangling them in their own homes. His brief but deadly murder spree shocked Britain and remains one of the country's most disturbing examples of predatory serial homicide.

Courtney Kelly became publicly known after being convicted in the 2012 murder of Gale Spencer during a home invasion robbery in Macon, Georgia. Prosecutors alleged Kelly participated alongside three co-defendants during the violent crime. The case generated local attention because of the multiple offenders involved in the fatal robbery. Authorities later secured convictions against all four defendants connected to Spencer’s death. Courtney Kelly ultimately received a life sentence.

Craig Mulligan became one of the United Kingdom’s most shocking juvenile killers after being convicted for his role in the murder of a five-year-old child in South Wales in 2021. The case horrified Britain because Mulligan was only 13 years old at the time of the killing, making him one of the youngest convicted murderers in modern Welsh criminal history. The investigation generated enormous public outrage after details emerged about abuse inside the household, repeated safeguarding failures and warnings allegedly ignored by authorities before the murder occurred. The case later became one of Britain’s most disturbing examples of child-on-child violence combined with systemic failures involving social services and child protection agencies.

Curtis Wayne Wright became known in American criminal history after participating in the 2015 murder-for-hire of Dr. Teresa Sievers in Bonita Springs, Florida. A longtime friend of Teresa's husband, Mark Sievers, Wright helped plan the killing before recruiting Jimmy Rodgers to assist in carrying out the attack. Wright later pleaded guilty, cooperated with prosecutors, and testified against both Rodgers and Mark Sievers, making him the key witness in one of Florida's most high-profile murder-for-hire cases.

Dale Cregan is a British criminal responsible for a series of murders in Greater Manchester, including the killing of two police officers in 2012. His crimes were linked to gang-related violence and ongoing feuds. Cregan later surrendered to police and was convicted of multiple murders, receiving a whole life order. His case shocked the public due to the deliberate targeting of law enforcement officers.