Oscar winner Helen Mirren is leaving behind the royals for Disney’s action-adventure sequel “National Treasure: The Book of Secrets,” now filming.
Ed Harris is also a new addition to the cast, led by Nicolas Cage, who reprises his role as the treasure-hunting Ben Gates. Jerry Bruckheimer Films is producing.
Studio will release the pic Dec. 21.
Mirren will play Emily Appleton, Gates’ mother. Harris plays the villain.
Sequel takes up as Cage’s character tries to clear his family name from being implicated in the murder of Abraham Lincoln, sending him on a global adventure that includes finding a missing treasure.
Pic is being shot in Los Angeles, Washington, D.C., London and Paris.
In addition to Cage, sequel reunites director Jon Turteltaub with thesps Diane Kruger, who reprises the role of Abigail Chase, and Justin Bartha, who once again plays sidekick Riley Poole. Jon Voight and Harvey Keitel are also returning.
Last month, Mirren picked up the Academy Award for actress for her performance in “The Queen.”
Mirren and Harris are repped by Creative Artists Agency.