Watch Beethoven Missa Solemnis for Free: How to Stream the Movie Online at 123Movies. . With this performance of the Missa solemnis Nikolaus Harnoncourt, Honorary Guest Conductor of the Royal Concertgebouw Orchestra, once more attained the status of a living legend, due mostly to his wide-ranging expertise of music from the Baroque and Classical era. The highly acclaimed soloists are Marlis Petersen (Soprano), twice the singer of the year by the renowned Opernwelt magazine, Elisabeth Kulman (Alto), Werner Güra (Tenor), winner of the BBC Music Magazine Award for the best vocal performance, and Gerald Finley (Bass), Grammy-Awardwinner for the best opera recording. They are accompanied by the famous Netherlands Radio Choir.