Scarlet fever!

Amber Heard definitely turned up the heat at the premiere of The Rum Diary (which stars Johnny Depp) in Los Angeles on Thursday night.

PHOTOS: Stars in sexy red dresses

The actress, 25, arrived in a red strapless gown by Elie Saab, which featured a sexy, almost waist-high slit. She paired the stunning look with nude Christian Louboutin peep-toe heels, a sophisticated updo and gorgeous makeup.

VOTE: Which star looked more stylish on the red carpet?

Heard starred in The Playboy Club, which NBC canceled after just three episodes.

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