The film, which is set in the early '90s, will focus on the late princess's relationship with her husband and the love she had for her children, Prince William and Prince Harry.
"Kristen is one of the great actors around today," director Pablo Larrain shared with Deadline. "To do this well, you need something very important in film, which is mystery. Kristen can be many things, and she can be very mysterious and very fragile and ultimately very strong as well, which is what we need. The combination of those elements made me think of her."
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Source: eonline; photo: Getty Images