Key Developments in the Colorado Dentist Murder Trial
Opening statements Tuesday in Denver District Court mark the start of the Colorado dentist murder trial of James Craig, 47. Prosecutors allege the suburban Aurora dentist slipped potassium cyanide and tetrahydrozoline—an eye‑drop ingredient—into his wife’s protein shakes in 2023. Angela Craig, 43 and mother of six, suffered weeks of dizziness and headaches before dying.
Timeline of Events
- Early 2023: Angela experiences unexplained symptoms; doctors are baffled.
- February 2023: Craig allegedly orders arsenic online and later potassium cyanide after initial attempts fail.
- March 2023: Angela is hospitalized multiple times; home surveillance captures her accusing Craig of implying she was suicidal.
- March 19, 2023: Angela dies; autopsy reveals cyanide and tetrahydrozoline.
- March 22, 2023: Police arrest Craig on first‑degree murder charges.
- April 2023: In jail, Craig allegedly offers a fellow inmate US$20 000 to kill the lead investigator and another US$20 000 for perjured testimony claiming Angela planned suicide.
Prosecutors’ Case
Digital and Chemical Evidence
Investigators say Craig’s Google history included “how to make a murder look like a heart attack” and “is arsenic detectable in an autopsy.” They traced shipments of arsenic and cyanide to his office address. Lab tests found lethal cyanide levels in Angela’s blood and tetrahydrozoline consistent with massive eye‑drop ingestion.
Alleged Motive
While prosecutors have not offered a single motive, court filings point to:
- Financial strain. Records show Craig’s dental practice faced declining revenue and mounting debt.
- Extramarital affair. Texts indicate a relationship with a fellow dentist in Texas.
- Desire to avoid divorce. Friends say Angela had discussed separation shortly before her death.
Expert insight: “Financial desperation coupled with an affair can be a potent catalyst for intimate‑partner homicide,” says Dr. Laura Richards, a criminal behavioural analyst.
Defense Strategy
Craig’s legal team argues that:
- The jailhouse‑informer’s claims are unreliable and uncorroborated.
- Police focused prematurely on Craig, ignoring other possibilities.
- Protein‑shake containers tested negative for toxins, casting doubt on the prosecution’s timeline.
Defense attorneys will also challenge the chain of custody for chemical evidence and the interpretation of Angela’s medical records.

Community Impact and Family Response
The Craigs’ six children, aged 8 to 20, are under the guardianship of Angela’s sister. In a statement, the family said they “seek justice while honouring Angela’s memory of kindness and faith.” Faith Lutheran Church in Aurora held candlelight vigils, drawing hundreds.
Local dentist Dr. Mei Chen told the media that the case has “shaken patient trust,” prompting many clinics to adopt stricter chemical‑storage protocols.
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Legal Stakes and Possible Sentences
If convicted of first‑degree murder, Craig faces life without parole under Colorado law. Solicitation to commit murder and perjury add decades more. The trial is expected to last four weeks, featuring:
- Medical experts on cyanide toxicity
- Digital forensics analysts on Craig’s search history
- Character witnesses for both James and Angela
What Happens Next
Judge Karen Ortiz will rule on key evidentiary motions after opening arguments. The jury will then hear from Angela’s physicians, toxicologists, and the jailhouse informant.
Follow real‑time courtroom updates via the 18th Judicial District’s X feed @COCourts.