Listen to Il credulo: Overture online. Il credulo: Overture is an Instrumental language song and is sung by Simone Perugini and Tuscan Opera Academy Orchestra. Il credulo: Overture, from the album Cimarosa: Opera Overtures, Vol. 6, was released in the year 2021. The duration of the song is 3:53. Download Instrumental songs online from JioSaavn.