"Love Actually" was a box office sensation when it premiered in 2003, and the British rom-com has gone on to become a beloved Christmas classic in the two decades since. And while many members of the ensemble cast have gone on to have Hollywood careers. including Keira Knightley, some stars are rarely seen in public. Heike Makatsch, who portrayed Alan Rickman's mistress Mia, now looks remarkably different than she did in the hit flick.