Opera Selection
| Philadelphia | I Puritani | Giorgio |
| Berlin, Deutsche Staatsoper | Tancredi | Orbazzano |
| München, Bayr. Staatsoper | Barbiere | Basilio |
| Prag, Spring Festival | Figaro | Figaro |
| München, Bayr. Staatsoper | Figaro | Figaro |
| Berlin, Deutsche Oper | Figaro | Figaro |
| Philadelphia | Don Giovanni | Don Giovanni |
| München, Bayr. Staatsoper | Cosi | Guglielmo |
| New York, MET | Zauberflöte | Papageno |
| Firenze, Maggio Musicale | Zauberflöte | Papageno |
| Dresden, Semperoper | Figaro | Figaro |
| Salzburg, Festspiele | Die Frau ohne Schatten | Der Einäugige |
| Tokyo, NHK | Zauberflöte | Papageno |
| Berlin, Deutsche Staatsoper | Zauberflöte | Papageno |
| Buenos Aires, Teatre Colón | Zauberflöte | Papageno |
| Paris, Bastille | Figaro | Figaro |
| Salzburg, Osterfestspiele | Elektra | Orest (Cover) |
Concerts Selection
| Genova, Teatro Carlo Felice | Ödipus Rex | Kreon/Messenger |
| London, ital. Embassy | Concert for Venice in Peril | italian Arias |
| Geneve, Victoria Hall | Haydn | Theresien Messe |
| Venezia, La Fenice | Haydn | Nelson Mass |
| Venedig, Fondazione Cini | Konzert | Mozart Arias |
| Geneve, Victoria Hall | Mozart | c-moll Messe |
| Monte Carlo | Rossini | Arias |
| Roma, Santa Caecilia | Bartok | Cantata Profana |
| Linz, Bruckner Haus | Beethoven | 9. Symphonie |
| Venezia, San Marco | San Marco - 1000 years | Mozart, Malipiero |
| Lockenhaus, Festival | Schumann | Lieder |
| Wien, Konzerthaus | Schönberg | Serenade op. 24 |
| Nantes | Haydn | Die Schöpfung |
| Paris | Gouvy | Requiem |
Reviews
Giorgio, Philadelphia
"…The Leads turn in some very spirited singing and able acting, particularly Manfred Hemm as Giorgio and Gino Quilico as Riccardo, whose great duet steals the show…"
The Wharton Insider, 1995
"…Hemm and Quilico made the finale of Act 2 a reminder of how powerful that writing can be,…they charged the scene with energy and seemed to take energy from each other…"
The Philadelphia Inquirer,1995
"…was impressively honourable as Giorgio…"
Chestnut Hill Local, 1995
Orbazzano, Berlin
"…ein schlank geführter Bass von schönem Timbre und dazu viel Bühnenpräsenz…"
Orpheus, 1994
"…imponierender Bass…"
Neues Deutschland, 1994