Viola - Marie Vesela (mezzo-soprano), Sebastian - Drahomira Drobkova (mezzo-soprano), Orsino - Miroslav Svejda (tenor), Marko - Jaroslav Horacek (bass), Antonio - Dalibor Jedlicka (bass), Fisherman - Karel Hanus (baritone). Chorus and Orchestra - Prague National Theatre. Chorus master Milan Maly. Conductor Zdenek Kosler. Piano - Jiri Pokorny. Recorded at the Smetana Hall, Prague, from 8 September, 1981 to 22 April, 1982.