Oliver Reed as Claude Debussy

Vladek Sheybal as Pierre Louÿs / Film Director

Annette Robertson as Gaby Dupont

Izabella Telezynska as Madame Bardac

Penny Service as Lily

Vernon Dobtcheff as The Actor

Stephanie Randall as Secretary

Jane Lumb as Saint Sebastian

Yvonne Antrobus as Stage Lily

Verity Edmett as Zohra, the slave girl

Janet Fairhead as Chouchou at 13

Alison Fiske as Maeterlinck's girlfriend

Ian Flintoff as Stage Debussy

Elna Pearl as Vasnier daughter

Yvette Rees as Stage Madame Bardac

Audrey Searle as Madame Vasnier

Keith Smith as Reporter

Fred Taylor as Monsieur Vasnier

Victoria Russell as Chouchou (uncredited)