Watch: Eric Dane Dead at 53: Everything the 'Grey's Anatomy' Star Said About His ALS BattlePatrick Dempsey is mourning his friend Eric Dane. Patrick-who costarred with Eric on Grey's Anatomy for six seasons-shed some light onto the late Euphoria star's final moments before passing away after a yearlong battle with ALS Amyotrophic lateral sclerosis) Feb. 19 at the age of 53. "I just woke up this morning, and I was very sad to read the news," Patrick said in a Feb. 20 interview on Virgin Radio UK. "It's hard to put into words. I feel really so sad for his children.