Tucci will play the newly added character Cadenza, a grand piano described as "a neurotic maestro."
As previously reported, Emma Watson ("Harry Potter") will star as Belle with "Downton Abbey" star Dan Stevens as the Beast, Luke Evans ("The Hobbit," "Dracula: Untold") as Gaston, Tony Award-nominated Book of Mormon star Josh Gad as Le Fou, Ian McKellen as Cogsworth, Gugu Mbatha-Raw ("Doctor Who") as feather duster Plumette, Emma Thompson as Mrs. Potts and Kevin Kline as Maurice.
Beauty and the Beast is scheduled to be released in 3D March 17, 2017. The film will feature original songs from the 1991 film and its subsequent Broadway adaptation that was written by Alan Menken, Howard Ashman and Tim Rice. Menken and Rice will also write new songs.
According to Disney, "The beloved tale will be retold for the big screen with a modern live-action lens and the help of transformative CG magic."
Bill Condon, who directed the film adaptation of the musical Dreamgirls and penned the screenplay for the film adaptation of Chicago, will direct the film. Production begins in May at Shepperton Studios in London.
The live-action film will feature a script by Stephen Chbosky. David Hoberman and Todd Lieberman produce.
The 1991 animated film of "Beauty and the Beast" won Academy Awards for Best Music, Original Song and Best Music, Original Score. The 1994 Broadway stage adaptation was nominated for nine Tony Awards, winning for Costume Design (Ann Hould-Ward).