Michael Madsen apparently went into cardiac arrest and was found unresponsive in his home in Malibu, California, on Thursday morning, according to his manager.

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.

Michael Madsen, who starred in “Reservoir Dogs” and “Once Upon a Time in Hollywood,” among other hit films, has died. He was 67.