New Delhi, July 9 -- The cause of death for actor Michael Madsen has been confirmed as heart failure, with heart disease and a history of alcoholism cited as contributing factors, according to his personal cardiologist and a report from NBCLA.

The 67-year-old actor, best known for his roles in 'Kill Bill', 'Reservoir Dogs', and 'Donnie Brasco', was found unresponsive in his Malibu, California home on the morning of July 3.

A representative for the Los Angeles County Sheriff's Department confirmed that Madsen was pronounced dead at the scene at 8:25 a.m. No foul play is suspected.

Madsen, a long-time fixture in Hollywood's gritty cinema, had publicly battled alcoholism over the years. Despite his struggles, sources close to the actor to...