What Austrian-born composer and conductor wrote a show in which Cyril Ritchard appeared with Peter Graves?
Cyril Ritchard: Cyril Ritchard (1 December 1898 – 18 December 1977) was an Australian stage, screen and television actor, and director. Cyril Ritchard:  He is probably best remembered today for his performance as Captain Hook in the Mary Martin musical production of "Peter Pan". Erich Wolfgang Korngold: Erich Wolfgang Korngold (May 29, 1897 – November 29, 1957) was an Austrian-born composer and conductor.
Erich Wolfgang Korngold