as Robert Lennart, Dirigent
as Irene Thomas
as Martin Thomas, Fabrikant
as Wolfgang Thomas, beider Sohn
as Maxie Mell, Kabarettistin
as Besselmann, genannt „Muffel“, Komponist
as Boerner, Konzertmeister
as Fräulein Snyder, Lennarts Sekretärin
as Bürgermeister von Neuburg
as Dr. Weißbach
as Gertrud
