Sullivan was found dead at his home in Huntington Beach, California on December 28, 2009, by his wife Leana McFadden, at approximately 1 pm. Huntington Beach police said the death was from natural causes, according to the scene. The autopsy results were inconclusive. The toxicology report confirmed that James suffered a "serious poisoning given the combined effects of Oxycodone, Oxymorphone, Diazepam / nordiazepam, and ethanol.