The 40-second promo features Lily Collins's fairy tale princess in a sword duel with Armie Hammer's Prince Alcott in the forest.
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Julia Roberts stars as the Evil Queen in family film Mirror Mirror, which is directed by Tarsem Singh (Immortals).
The supporting cast includes Nathan Lane as the Queen's henchman Brighton, while Sean Bean takes on the role of Snow White's father.
Mirror Mirror: The Untold Adventures of Snow White opens in the US on March 30 and April 2 in the UK.