The glitz and glamour of Hollywood have taken a toll on its legendary stars, many of whom now bear little resemblance to the icons they once were. From Shelly Duvall, whose haunting transformation since her roles in “Popeye” and “The Shining” has left fans stunned, to Bridget Fonda’s choice of seclusion away from the limelight, the passage of time has revealed the harsh realities of aging in an industry obsessed with youth.