In 1964 she made her debut at the Staatstheater am Gärtnerplatz in Munich as maiden Anna in the comic-fantastic opera The Merry Wives of Windsor by Otto Nicolai.
Chryst interpreted great parts of opera literature, mainly from the field of soubrette and lyrical coloratura soprano, including Norina in Don Pasquale, Marie in Zar und Zimmermann, Despina in Così fan tutte, Zdenka in Arabella, Nedda in Bajazzo, Zerline in Fra Diavolo and Olympia in The Tales of Hoffmann.
In 1981 she also took over the dancer Teresa Casacci in the West German premiere of the musical Casanova (premiere: February 1981, director: Kurt Pscherer) by Helmut Bez and Jürgen Degenhardt; however, her role was only played by the authors with two short appearances and a few vocal lines in the Poland picture of the Second World War.
[5] In 1975, she played the role of Köchin Ciboletta in the Strauß's operetta Eine Nacht in Venedig at the Bregenzer Festspiele.
Her students included sopranos Stephanie M.-L. Bornschlegl, Anja Augustin, Ingrid Fraunholz, mezzo-soprano Annette Beck, bass Markus Wandl and tenor Tobias Wall.