•    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