You Probably Thought These 15 Actors Were American — Actually, They're Just Really Good at Accents

Rose fits in perfectly well with her American cast members in projects like Bridesmaids, Damages, and Insidious, and it's possible you've seen her playing a Brit, too (she is unforgettable as Rose in I Capture the Castle). What you may not have realized is that this chameleon-like actress is actually an Aussie. She had a hugely successful career in her native country before her breakout role in Troy opened up doors in Hollywood.