He attended Milan"s Jewish school. Here he graduated in political science and made his debut in the theatre world under Roberto Leydi, as singer and musician in the band Almanacco Popolare.
"Moni" is short for "Salomone" (Solomon). In 1972, he founded a company, the Gruppo Folk Internazionale, playing mainly songs and music from the Balkans. Ovadia"s debut as a theatrical actor was in 1984.
In 1990, he created the Theatre Orchestra and produced Oylem Goylem, which he successfully toured in Italy, France, Germany and United States of America. Oylem Goylem (Yiddish for "The world is dumb") skillfully melded satire and klezmer music sung by Ovadia himself.
In 2005, the spectacle was broadcast by Radiotelevisione Italiana, Italy state television In 1995, Ovadia wrote Dybbuk, about the Shoah, considered one of the most important Italian theatrical shows of the period. In the same year, he produced Taibele e il suo demone and Diario ironico dall"esilio, written with Roberto Andò.
His following spectacles include Ballata di fine millennio (1996), Pallida madre, tenera sorella (1996), Il caso Kafka ("The Kafka File", 1997, with Andò), Trieste, ebrei e dintorni (1998), Mame, mamele, mamma, mamà. (1998), Joss Rakover si rivolge a Dio (1999), il banchiere errante (2001), L"armata a cavallo (2003).
In 2005, he collaborated with the band Modena City Ramblers for their album Appunti partigiani.
He has been an outspoken opponent of what he regards as growing racism in Italian society. In 2009, he appeared in the movie Memories of Anne Frank. In September/October 2003, Ovadia gave an extensive interview to Vered Zaykovsky of the Israeli cultural magazine Eretz acheret.
lieutenant can be found at www.jewish-theatre.com.
A long time advocate of the cultural rights of persons with disabilities, on the 20 June 2013 Ovadia held for the first time a full representation in Italian Sign Language of "Il registro dei peccati", one of his most famous monologues. The project was commissioned by and held at SoundMakers Festival, the only Italian multidisciplinary art festival fully accessible to persons with sensory disabilities.