Home Alone dad John Heard’s cause of death revealed as a heart attack – weeks after he was found dead in his hotel room aged 72

John Heard died of a heart attack [Getty] And weeks after his tragic passing, the star’s produce of death has been revealed as a heart attack, TMZ reports. The Hollywood actor was 72 when he passed away on Friday 21 July after being found dead in a hotel by the maid service, according to family sources.  And following an autopsy conducted by The Santa Clara County Medical Exmainer’s Office, the renowned actor died of a “sudden cardiac death due to atheroscerotic and hypertensive …