The movie also features Chris Pine and Aaron Taylor- Johnson, reported Variety.
Mulvey will be playing the role of Sir John Comyn in the film, which will follow Scottish patriot Robert the Bruce in his campaign to liberate Scotland from the tyrannical reign of England's Edward II during the 13th and 14th Centuries.
Mulvey's character belongs to a rival clan with their own claim to the throne. Pine is portraying Robert the Bruce in the movie.
Bash Doran has written the script.
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