[1] In 1961 Galli created the role of Catherine in the world premiere of Renzo Rossellini's Uno sguardo dal ponte, which was based on Arthur Miller's A View from the Bridge, at the Teatro dell'Opera di Roma.
The following June she sang the role of the False Angel in the world premiere of Manuel De Falla's oratorio Atlàntida which was presented in a staged production at La Scala in Milan.
Other roles which she created in world premieres were Nicole in Mannino's Il diavolo in giardino (1963, Teatro Massimo) and Slam in Giacomo Manzoni's Atomtod (1965, La Scala).
In 1961 she starred in the film adaptation of Carlo Lombardo and Virgilio Ranzato's operetta Il paese dei campanelli which was directed by Vito Molinari.
[1] On disc she recorded the role of Vivetta in Francesco Cilea's L'arlesiana with fellow singers Ferruccio Tagliavini, Pia Tassinari, and Paolo Silveri in 1957.