The trailer for "the first serious feature" biopic about the life of Princess Diana -- simply titled "Diana" -- has arrived. Starring Naomi Watts as the late icon, the film chronicles the last two years of Diana's life, including her highly publicized relationships with heart surgeon Dr. Hasnat Khan and Dodi Fayed. Fayed and Diana died together in a car crash in 1997.
The film is directed by Oliver Hirschbiegel and will be released this fall.
Watch the trailer below: