Jana Jonášová with Bendlová and then at the Academy of Performing Arts in Prague with Teodor Šrubař. She made her professional opera debut in 1965 at the Liberec Theatre as Konstanze in Wolfgang Amadeus Mozart's "The Abduction from the Seraglio". That same year she became involved with the Chamber Opera Prague. She remained committed to the Liberec Theatre through 1970 and then joined the National Theatre in Prague where she initially sang minor roles and worked in the opera chorus. In 1973 Jonášová was promoted to principal sopranos at the National Theatre and she quickly became one of the house's most important
Robert Radford to another source) Hagen in "Götterdämmerung". He was then engaged with the Grand Opera Syndicate at the Royal Opera House, Covent Garden, and he was successively engaged by Thomas Beecham in his productions at various venues, including Covent Garden, Drury Lane and His Majesty's Theatre. In Beecham's production of Wagner's "Ring cycle" he again played Fasolt, opposite the Fafnir of the younger Norman Allin, who succeeded him as Britain's foremost bass. Among his best-known roles were Mephistopheles (Gounod's "Faust"), Osmin ("Il Seraglio"), Sarastro ("The Magic Flute"), the Father (Charpentier's "Louise"), "Ivan the Terrible" and "Boris Godunov" (title role), which he