Donated his $60,000 earnings from Zabriskie Point (1970) to a commune.
On Aug. 29, 1973, he and two accomplices attempted to rob a bank in Boston, MA. One of his accomplices was shot and killed by police and Frechette and the other man were arrested. Frechette was tried and sentenced to six to 15 years in prison.
Died in the weight room at Massachusetts Correctional Institution when a 150-pound weight bar he was lifting fell on his throat, suffocating him. The death was ruled an accident.