Matthew Perry speaks exclusively with ABC News' Diane Sawyer on success, fame and his struggle with addiction. The actor recalls when his “Friends" cast mates reached out to help. Watch the full ABC 20/20 special TONIGHT at 8/7c on ABC . And stream on Hulu. | Good Morning America

ABC NEWS EXCLUSIVE: Matthew Perry says no one should face addiction alone: "Alone, you lose to the disease." The actor opens up to DianeSawyer ahead of his new book release about his hard-fought battle with addiction and life today. The full ABC 20/20 special premiere airs Friday at 8/7c on ABC. | Good Morning America

In 1997, the late Matthew Perry starred alongside Salma Hayek in the romantic comedy film “Fools Rush In.” | Access