No. Probably not you. You didn’t forget. You were raised on a steady diet of classic movies. You’ve always known these older actors were the hotness. But maybe someone else forgot. Someone less in touch all things black and white. I should also note that most (if not all) of these actors are still sexy in my book. Age has not withered their appeal, even if it has withered other things.
Charles Dance (aka Tywin Lannister)
Tommy Lee Jones
Mandy Patinkin (Holla)
Alan Arkin (NSFW)
Max Von Sydow