Gabrielle and her brother
Christopher Toyne represent the fourth generation of an established English "showbiz" family. Their father was the respected actor-manager and dueling expert
Gabriel Toyne; their mother the leading actress-comedienne
Diana Beaumont; their grandfather the 'rebel' Fleet Street editor-in-chief Comyns Beaumont and their great-uncle the theatre impresario-actor Sir
Gerald du Maurier, father of the renowned author
Daphne Du Maurier and son of the Victorian author/playwright/illustrator
George L. Du Maurier. Gerald's sister, Sylvia, and her four children, were befriended by Sir J.M. Barrie and depicted in the film Finding Neverland (2004) - showing the creation of Peter Pan.