He was found slumped over the steering wheel of his parked car on a Hollywood street where he had stopped for shopping after taping an episode of Heartbeat Theater. It was believed 107-degree temperatures in a Southern California heat wave may have prompted Morrison's heart attack.
In Hollywood, on a street where Morrison had paused to shop after taping an episode of Heartbeat Theater, he was found slumped over the steering wheel of his car. The high temperatures in a Southern California heatwave were believed to be the cause of his heart attack.