Mahler

Gustav Mahler

Robert Powell

Alma Mahler

Georgina Hale

Bernhard Mahler

Lee Montague

Aunt Rosa

Miriam Karlin

Marie Mahler

Rosalie Crutchley

Max

Richard Morant

Justine Mahler

Angela Down

Nick

Ronald Pickup

Otto Mahler

Peter Eyre

Anna von Mildenburg

Dana Gillespie

Hugo Wolfe

David Collings

Krenek

Kenneth Colley

Cosima Wagner

Antonia Ellis

Train Conductor

Oliver Reed

Doctor on Train

Andrew Faulds

Doctor Roth

George Coulouris

Grandfather

Arnold Yarrow

Princess

Elaine Delmar

Professor Sladky

Otto Diamant

Dancing Officer at Mahler's Cremation (uncredited)

Berwick Kaler

Girl Running Alongside Train (uncredited)

Victoria Russell