Doona Bae starred as a white character in the film Cloud Atlas .
The directors responded that the same multi-racial actors portrayed multiple roles of various nationalities and races ( not just Asian ) across a 500-year story arc , showing `` the continuity of souls '' critical to the story , and in fact both Doona Bae and Zhou Xun played white characters in the film.
Cloud Atlas -LRB-film-RRB-