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.

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.

M ichael Madsen is dead at the age of 67 from cardiac arrest, IndieWire has confirmed. He was found unresponsive July 3 in his Malibu home. The prolific character actor was best known for his decades-spanning collaborations with Quentin Tarantino, appearing in the director’s “Reservoir Dogs,” “Kill Bill,” and “Once Upon a Time in Hollywood.”