• 
  Charles Vidor

  regizor

• 
  Ruth Goetz

  scenarist

• 
  Elizabeth Taylor

  Louise Durant
• 
  Vittorio Gassman

  Paul Bronte
• 
  John Ericson

  James Guest
• 
  Richard Hageman

  Bruno Fürst
• 
  Konstantin Shayne

  Professor Kelber
• 
  Barbara Bates

  Effie Cahill

• 
  Celia Lovsky

  Frau Sigerlist
• 
  Stuart Holmes

  Man in Audience, Final Concert
• 
  Stuart Whitman

  Dove
• 
  Louis Calhern

  Nicholas Durant
• 
  Michael Chekhov

  Prof. Schuman
• 
  Madge Blake

  Mrs. Cahill
• 
  Jacqueline Duval

  Yvonne

• 
  Richard Lupino

  Otto Krafft
• 
  Norma Nevens

  Student Pianist
• 
  Birgit Nielsen

  Madeleine
• 
  Jack Raine

  Edmund Streller