Glenn Gould
Himself (Archive Footage)
Kevin Bazzana
Self (Biographer)
Fred Sherry
Self (Cellist)
John P.L. Roberts
Self (Friend of Gould's)
Victor Feldbrill
Self (Conductor)
Fran Barrault
Self (Gould's girlfriend)
Gordon Burwash
Self (archival footage)
Leonard Bernstein
Self (archival footage)
Mark Kingwell
Self (Philosopher/Writer)
Humphrey Burton
Self (archival footage)