Full Name: Charles Edmund Cullen
Alias: The Angel of Death
Born: February 22, 1960 (West Orange, New Jersey, USA)
Died: N/A (Alive, incarcerated)
Years Active: 1988–2003
Confirmed Victims: 29 (Estimated 40–400+)
Occupation: Nurse
Arrested: December 12, 2003
Convicted: 2006 (Multiple counts of murder)
Sentence: 11 consecutive life sentences
Current Status: Incarcerated at New Jersey State Prison, Trenton, NJ
Physical Description: Male, Caucasian, 6’0”, brown hair, brown eyes, medium build.
OVERVIEW
Charles Edmund Cullen is considered one of the most prolific healthcare serial killers in American history. A registered nurse for over 16 years, Cullen used his access to patients and pharmaceuticals to quietly murder dozens of victims across multiple hospitals in New Jersey and Pennsylvania. His crimes went undetected for years due to institutional negligence, fragmented record systems, and a pattern of hospitals quietly dismissing him rather than reporting suspicions to law enforcement.
METHOD OF OPERATION
Cullen’s preferred method was medical manipulation: administering lethal doses of drugs such as digoxin, insulin, and epinephrine to patients who were often not terminal. He typically injected these substances into IV bags or directly into patient IV lines during his shifts. The resulting deaths were often attributed to natural causes or existing medical conditions, allowing him to evade detection. He targeted both men and women, ranging from infants to the elderly, and often claimed he was “ending suffering.”
VICTIM PROFILE
Victims included patients at hospitals such as Somerset Medical Center, Hunterdon Medical Center, and St. Luke’s Hospital. Most were already under medical care, making it difficult to distinguish his killings from natural deaths. The confirmed victims were found to have abnormal drug levels consistent with Cullen’s access and medication habits.
INVESTIGATION
The investigation into Cullen’s crimes was prolonged due to jurisdictional complications and hospital reluctance to cooperate. Suspicious death rates and missing medication records raised red flags at Somerset Medical Center, prompting hospital officials to alert authorities in 2003. Detective Tim Braun and Captain Steven R. O’Boyle led the inquiry, supported by Somerset County Prosecutor Wayne Forrest. Pharmacist Amy Loughren, a friend and coworker, played a crucial role by cooperating with investigators and wearing a wire to record Cullen’s confession.
ARREST AND TRIAL
Cullen was arrested on December 12, 2003, and later confessed to killing as many as 40 patients, though investigators believe the true number may be much higher. In 2006, he pleaded guilty to multiple counts of murder and attempted murder. During sentencing, he repeatedly interrupted proceedings by chanting “Your Honor, you need to step down,” forcing the judge to have him restrained. He received 11 consecutive life sentences without parole.
PSYCHOLOGICAL PROFILE
Cullen displayed traits consistent with major depressive disorder, narcissistic tendencies, and a compulsive need for control over life and death. He claimed his actions were merciful, a justification aligning with many so-called “angel of mercy” killers, though forensic psychologists have noted that his motives were rooted in power, resentment, and deep psychological instability rather than altruism.
INSTITUTIONAL FAILURES
Each hospital Cullen worked at noticed irregularities, yet instead of filing criminal reports, they allowed him to resign or quietly terminated him, often issuing positive references to avoid litigation. This failure of accountability enabled him to move between facilities undetected. His case prompted major reforms in hospital hiring practices and the establishment of tighter drug inventory and reporting systems across the United States.
CULTURAL IMPACT
The Cullen case inspired multiple documentaries and dramatizations, including Netflix’s The Good Nurse (2022), based on the book by Charles Graeber. The story brought renewed scrutiny to healthcare oversight and the ethical obligations of hospitals to protect patients from predatory caregivers.
KILLER THEORY
Charles Cullen fits the clinical profile of an “Angel of Death,” a subtype of medical serial killer who rationalizes murder through the guise of mercy. His actions reveal the dangerous intersection of psychological pathology and institutional complacency. Rather than a savior, Cullen’s behavior reflects moral disengagement and exploitation of systemic blind spots within the medical field. His case stands as a cautionary example of how unchecked authority in caregiving environments can become lethal when combined with mental instability and access to fatal means.
Image Source: [Wikipedia]
Inline Sources: Somerset County Prosecutor’s Office, New York Times (2003), The Good Nurse by Charles Graeber, Netflix (2022), ABC News Interview with Amy Loughren (2013).


