Hollywood is mourning the loss of Michael Madsen after the actor and Quentin Tarantino collaborator died of cardiac arrest.

"Sideways" icon Virginia Madsen is leading the tributes to her brother, "Reservoir Dogs" and "The Hateful Eight" actor Michael Madsen, who died Thursday at the age of 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.