Colm Feore
Glenn Gould
Derek Keurvorst
Gould's Mother
Katya Ladan
Young Glenn Age 3
Joshua Greenblatt
Young Glenn Age 8
Sean Ryan
Young Glenn Age 12
Kate Hennig
Chambermaid
Sean Doyle
Porter
Sharon Bernbaum
Female Guide
Don McKellar
Concert Promoter
David Hughes
Stagehand
Carlo Rota
C.B.S. Producer
Peter Millard
C.B.S. Engineer
John Dolan
C.B.S. Assistant Engineer
Allegra Fulton
Waitress
Dick Callahan
Trucker #1
Guy Thauvette
Trucker #2
R.D. Reid
Trucker #3
Conrad Bergschneider
Trucker #4
Gerry Quigley
Music Critic
Gale Garnett
Journalist
David Young
Writer
James Kidnie
Photographer
Maia Filar
Girl
Marina Anderson
Mother
Marie-Josée Gauthier
Professor
Nick McKinney
Interpreter
Moynan King
Questioning Woman
Knowlton Nash
V.O. Announcer (voice)
Michael Kopsa
Broker #1
Len Doncheff
Broker #2
Ian D. Clark
Phillip Brennan
David Clement
Desmond
Jimmy Loftus
Waiter #1
Frank Canino
Waiter #2
Bruno Monsaingeon
Self - Violin I: Opus #1
Yehudi Menuhin
Self
Margaret Pacsu
Self
Jessie Greig
Self
Megan Smith-Harris
Self