He was born in Venice on 22/2/1939 where he studied at the opera school of the Teatro La Fenice, also working with Marcello and Mario Del Monaco. In 1958 he won first prize in a song contest in Palermo, and in 1962 won first prize at the Teatro La Fenice song contest where he made his professional debut as Schaunard in La bohème. Performances in Arena di Verona and Teatro dell’Opera di Roma soon followed, while he also sang in the Caracalla Festival and Maggio Musical Fiorentino. He made his USA debut in 1972 as Tonio in Pagliacci at the Dallas Opera, and also toured the USA (1976) and Japan (1981) as a member of La Scala. His debut at the Royal Opera House (London) occured in 1977, at the Chigago Lyric Opera in 1978, at the MET in 1983 and at the Opéra National de Paris in 1984. He collaborated with distinguished conductors in the USA as well as in London, Amsterdam, Madrid, Barcelona, Tokyo, Hamburg, Munich, Berlin, Bonn, Frankfurt, Vienna, Brussels, Moscow, Luxor (Egypt), Geneva and Zurich. Carroli was renowned for his performances of Verdi roles: Il conte di Luna [Trovatore], Renato [Un ballo in maschera], the title role of Nabucco, Ezio [Attila], Amonasro [Aida], Jago [Otello], Guido de Montfort [I Vespri Siciliani]. His repertoire also included operas by Mozart, Rossini, Donizetti, Mascagni, Bizet and Wagner. He performed at the Greek National Opera in the 1998-99 season as Scarpia in Tosca and in the 1999-2000 season as Mikele in Il tabarro.