Christopher Plummer Joins "The Girl with the Dragon Tattoo"

Actor Christopher Plummer attends the "Beginners" premiere during the 35th Toronto International Film Festival on Sept. 11, 2010, in Toronto. Joe Scarnici/Getty Images

NEW YORK (CBS) Christopher Plummer is joining the cast of "The Girl with the Dragon Tattoo."

The actor, best known for his role as Captain Von Trapp in "The Sound of Music" will play Henrik Vanger, the ailing tycoon who hires journalist Mikael Blomqvist (played by Daniel Craig) to investigate the decades-old disappearance of his niece.

Pictures: Christopher Plummer
Pictures: Daniel Craig

Blomqvist is aided by the troubled but brilliant hacker Lisbeth Salander (Rooney Mara) in the investigation.

Pictures: Rooney Mara

Entertainment Weekly confirmed the casting news on Friday.

Other stars appearing in the film include Robin Wright, who will play Erika Berger (Blomqvist's colleague and lover), and Stellan Skarsgaard, who portrays Henrik Vanger's nephew, Martin.