Movies set in the future: Everybody is white.
Movies set in the past: Everybody is white.
Movies set on other planets: Everybody is white.
Movies set in virtual worlds: Everybody is white.
Movies set in mythical worlds: Everybody is white
Movies full of mythical creatures: Everybody is white
True. Could also read white men. Ask an actress.
Writers, please challenge yourself. You are the creative artist. Everyone else involved in the process is an interpretive artist. It starts with you.