CASTS GIVEN FOR MUSIC CENTER OPERA

Complete casts for the 1987-88 season of seven operas, plus a tentative schedule of eight productions--including Rossini’s “Tancredi,” with Marilyn Horne in the title role--for the 1988-89 season, were released by Los Angeles Music Center Opera on Wednesday.

In addition, Peter Hemmings, the company’s executive director, announced the additions of Dudley Moore as Koko in “The Mikado,” and Mara Zampieri as Lady Macbeth in Verdi’s opera (both in 1987-88) and in 1988-89 revivals of “Salome” and “Otello,” both from the inaugural season. The production of Verdi’s “La Traviata” has been canceled.

For 1987-88, Benjamin Britten’s “A Midsummer Night’s Dream” has been added to the schedule. It will be conducted by Robert Duerr and staged by Gordon Davidson, and performed five times in the Wiltern Theatre from Feb. 16-21, 1988.

As previously announced, Puccini’s “La Boheme” will be performed in the Pavilion of the Music Center, opening Sept. 8, with a cast now including Daniela Dessi, Placido Domingo, Karen Hoffstodt and Thomas Hampson. Lawrence Foster will conduct; Christopher Alden will be the stage director.

Prokofiev’s “Fiery Angel” and Rossini’s “La Cenerentola” will follow, with openings Sept. 16 and 18, respectively.

New to the “Tristan und Isolde” cast is Martti Talvela as King Mark; previously announced were William Johns and Jeannine Altmeyer in the title roles. Zubin Mehta will conduct; Jonathan Miller will be the stage director. In Verdi’s “Macbeth,” leading roles will be sung by Justino Diaz, Mara Zampieri, Talvela and Neil Wilson. Placido Domingo will conduct, and the opera will be staged by Elijah Moshinsky.

Gilbert & Sullivan’s “The Mikado” will be given nine times between March 10 and 20, 1988, at the Wilton Theatre.

The 1988-89 highlights include Mozart’s “Cosi fan Tutte,” with Carol Vaness and Maria Ewing; “Cavalleria Rusticana” and “Pagliacci,” with casts including Placido Domingo, Giovanna Casolla and Julia Migenes-Johnson; Janacek’s “Katya Kabanova,” with Karan Armstrong, Leonie Rysanek and Richard Cassilly; Berg’s “Wozzeck”; Offenbach’s “Orpheus in the Underworld”; Rossini’s “Tancredi,” with Marilyn Horne, to be conducted by Henry Lewis and staged by Pier Luigi Pizzi; and the two revivals.