• Conductor Sir Charles Mackerras
• Sister Joan Hall
• Daughter Catherine Mackerras
• Conductor Drostan Hall
• Soprano Renee Fleming
• Soprano Valerie Masterson
• Bass Sir John Tomlinson
• Composer and former English National Opera Orchestra violist Carlo Martelli
• Conductor and former English National Opera Orchestra trombonist Leslie Lake
• Conductor and former English National Opera Orchestra oboist Thomas Higgins
• Conductor and former Philharmonia Orchestra percussionist David Corkhill
• General Director of the Lyric Opera of Chicago Anthony Freud
• Recording producer and balancer Tony Faulkner
WFMT Documentary Contributors
Posted in Documentary Intro.