But some of today's top actors and actresses are so"ridiculously good looking," as Zoolander would say, that before they were on-screen, they were walking catwalks or posing for major brands in magazines and commercials.
While a surprising amount of young Hollywood got their start as Abercrombie & Fitch models, others honed their chops in couture.
Can you recognize these catwalk-turned-Hollywood stars?