Leonardo DiCaprio

Much debate has been over which film wastrulyLeo’s breakout: WasRomeo & Juliettoo niche?

DidTitanicreally put him on the map?

And Barrymore, for her part, dominated that movie.

Oscar-Breakouts

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It launched her career and made her a household name (and face).

Armie Hammer

Before Armie Hammer was Oliver he was the Winklevii.

And yes, his uncanny ability to rock a tuxedo probably had something to do with it.

83rd Annual Academy Awards - Arrivals

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86th Annual Academy Awards - Arrivals

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83rd Annual Academy Awards - Arrivals

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66th Annual Academy Awards

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Ben Affleck;Matt Damon

Ben Affleck and Matt Damon.Mirek Towski/DMI/The LIFE Picture Collection/Getty Images

The Oscars, 1983

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83rd Annual Academy Awards - Arrivals

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71st Annual Academy Awards - Arrivals

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62nd Annual Academy Awards

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66th Annual Academy Awards

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