At one point, they shared a passionate kiss in front of other beachgoers. The couple also took a dip in the ocean, with Hathaway layering a white rash guard over a black bikini and pink shorts.
The actress and actor are in the city for the Miami International Film Festival.
Hathaway stars in the upcoming animated film "Rio 2." It centers on Jewel (Hathaway), Blu (Jesse Eisenberg...
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