The video provides the first look at the Twilight star's latest blockbuster, which sees her don armour and a sword to play the fairytale princess.
Charlize Theron will portray the Evil Queen, while Chris Hemsworth is the eponymous Huntsman. Pirates of the Caribbean duo Sam Claflin and Ian McShane are also in the supporting cast, with Nick Frost, Ray Winstone, Toby Jones, Johnny Harris, Bob Hoskins, Eddie Marsan and Brian Gleeson playing dwarfs.
Stewart recently revealed that she is hoping to make more Snow White movies.
"I'm literally over the moon about what I'm doing right now. Yes, I would love to [do more Snow White films]," she told MTV News.
Snow White and the Huntsman is scheduled to open in cinemas on June 1, 2012.
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View our Snow White and the Huntsman picture gallery below: