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OXYGEN

The small city of Russellville, Ark., normally experiences very few drug overdose deaths a year, but in the year 2000, that number begins to skyrocket.

License to Kill

Drug Dealing Doctor

An unexplained death at Rosedale Manor Nursing Home leads investigators to other mysterious deaths linked to the same nurse.

Killer Caregiver

When an outbreak of hepatitis C occurs in New Hampshire, investigators looking for the source of the virus vow to stop a medical madman with an insatiable drug addiction who has subjected hundreds of innocent patients to a slow and painful death.

Infected Killer

In order to solidify the secret bond keeping them together, two aids working at a nursing home create a twisted murderous game involving the Alzheimer's patients they care for.

A Match Made in Hell

Detectives in Colorado investigate a naturopathic doctor after two of his patients develop horrific side effects from dubious miracle treatments; what they uncover is a deadly history of fraud and barbaric, invasive medical treatments.

Death By Miracle Cure

Deception and greed drive a local pharmacist in Kansas City down an evil path, affecting the lives of thousands of helpless and trusting cancer patients who believe they're getting life-saving treatment.

Deadly Pharmacist

In the midst of the emerging opioid epidemic, investigators in Los Angeles look into a cluster of mysterious overdose deaths of young men in their 20's and discover a Doctor who uses her prescription pad to line her pockets and kill her patients.

Prescription for Murder

When a college student turns up dead in her home, detectives uncover a deadly one-sided obsession that leads them on an international chase to catch her killer.

Death by Injection

A radical underground practitioner with no medical experience promises a miracle cure online, and his victims receive dangerous procedures in an unsanitary trailer.

Deadly Practice

An arrogant cosmetic surgeon operating out of a basement permanently scars and kills patients, then shocks detectives by attempting to murder a loved one.

Killer Surgeon

The harrowing accounts of patients put into jeopardy by medical professionals' insidious use of their expertise, told from the perspective of victims, families, colleagues and law enforcement.

S2 E2 | Deadly Practice

E11 | Drug Dealing Doctor

E10 | Killer Caregiver

E9 | Infected Killer

E8 | A Match Made in Hell

E7 | Death By Miracle Cure

E6 | Deadly Pharmacist

E5 | Prescription for Murder

E3 | Death by Injection

E2 | Deadly Practice

E1 | Killer Surgeon