Genere: Documentario
Stelle: Margreet Honig, Hans Adolfsen, Magdalena Kožená, Rafael Oliveira Gonçalves, Eszter Gyüdi, Gerben van der Werf
equipaggio: Stefan Haupt (Director), Stefan Haupt (Writer), Stefan Haupt (Producer), Patrick Lindenmaier (Director of Photography), Giancarlo Moos (Director of Photography), Christof Schertenleib (Editor)
Nazione:
linguaggio: English, Deutsch
Studio:
Durata: 61 minuti
Qualità: HD
Rilasciato: Jan 01, 1970
IMDb: 10
parole:singing lessons, vocal coach
