Natalie Portman and Hayden Christensen -- $1.5 billion
Hayden Christensen didn't make his Star Wars debut as Anakin Skywalker until the fifth movie, "Attack of the Clones." But his relationship with Natalie Portman's Padme was crucial to the sci-fi tale as the pair ultimately became parents to Luke and Leia.
(Evan Agostini/Getty Images)
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