Michael Madsen, who was found unresponsive in his Malibu home on July 3, died from heart failure, with heart disease and alcoholism as contributing factors, his rep said.

Actor Michael Madsen, a stoic actor who worked with Quentin Tarantino among other directors in various acclaimed films from the 1980s onward, has died, according to his publicist Liz Rodriguez. He was 67.

Michael Madsen, a frequent Quentin Tarantino collaborator on films like "Reservoir Dogs" and a veteran actor in "Free Willy" and more, has died at 67.