News Anne Heche toxicology report shows ‘no evidence of impairment by illicit substances’ at time of crash December 6, 2022December 7, 2022 Pamela Avila, USA TODAY Comments Off on Anne Heche toxicology report shows ‘no evidence of impairment by illicit substances’ at time of crash According to Anne Heche's autopsy and toxicology report, the actress was not impaired by illicit substances at the time of the deadly August crash.