See the "Love Actually" Cast 20 Years After the Christmas Movie's Release

Knightley played newlywed Juliet in "Love Actually" who turns out to be the object of Mark's affection and the best man at her wedding.

Knightley, 38, went on to star in the Pirates of the Caribbean franchise, "Pride & Prejudice," and "Atonement." She took some time away from acting, telling the Always Chatter podcast that she had a mental breakdown at 22. The mom of two starred as Loretta McLaughlin in the "Boston Strangler" this year.