Gustav Mahler
Alma Mahler
Bernhard Mahler
Aunt Rosa
Marie Mahler
Max
Justine Mahler
Nick
Otto Mahler
Anna von Mildenburg
Hugo Wolfe
Krenek
Cosima Wagner
Train Conductor
Doctor on Train
Doctor Roth
Grandfather
Princess
Professor Sladky
Dancing Officer at Mahler's Cremation (uncredited)
Girl Running Alongside Train (uncredited)