John Callahan of Soap Opera ‘All My Children’ Dead at 66

Actor John Callahan attends the World Premiere of "Do It Or Die" at the 28th Annual Palm Springs International Film Festival in Palm Springs, California, on Jan. 4, 2017. Vivien Killilea/Getty Images for Palm Springs International Film Festival

John Callahan, who played Edmund Grey in “All My Children,” has died at the age of 66, said his ex-wife and a spokesman.

Callahan appeared in 356 episodes of the popular soap opera from 1992 until 2005, according to his IMDB page.