Mario Lanza
Enrico Caruso
Ann Blyth
Dorothy Benjamin
Dorothy Kirsten
Louise Heggar
Jarmila Novotná
Maria Selka
Richard Hageman
Carlo Santi
Carl Benton Reid
Park Benjamin
Eduard Franz
Giulio Gatti-Casazza
Ludwig Donath
Alfredo Brazzi
Alan Napier
Jean de Reszke
Blanche Thebom
Vocalist - Opera Montage
Teresa Celli
Vocalist - Opera Montage
Nicola Moscona
Vocalist - Opera Montage
Giuseppe Valdengo
Vocalist - Opera Montage
Lucine Amara
Vocalist - Opera Montage
Marina Koshetz
Vocalist - Opera Montage
George Chakiris
Dancer (uncredited)
Mae Clarke
Woman (uncredited)
Bess Flowers
Front Row Audience Member at 'Lucia di Lammermoor' (uncredited)
William Ripley Dorr
Vocal Ensemble (uncredited)
Nestor Paiva
Hazel Dohlman
Dowager (uncredited)