He debuted on stage at seventeen years old and, taking the road into variety shows as a chansonnier, a fantasist and impersonator, he became an international celebrity when he replaced Maurice Chevalier at the Folies-Bergère in Paris.

[1] Regarded as the first great Italian singer-songwriter, Spadaro also wrote many successful songs dedicated to his home city in the 1930s and 40s including lyrics and music.

Spadoro acted in several films, usually in supporting roles and appeared in The Golden Coach (La carrozza d'oro) with Anna Magnani in 1952.

In 1953 he played Pinzi in Musoduro, a French-Italian drama film directed by Giuseppe Bennati in a cast led by Fausto Tozzi, Marina Vlady and Cosetta Greco.

The cast, headed by Gina Lollobrigida and Jean-Paul Belmondo, included Tomas Milian, himself, Noël Roquevert and Dominique Boschero.