Ennio Morricone and Bruno Nicolai, both graduates of Rome's Santa Cecilia Conservatory under Goffredo Petrassi, forged a significant partnership in film music. Nicolai frequently conducted Morricone's compositions, including the iconic score for "The Good, the Bad and the Ugly." Their collaboration extended to co-composing scores for films like "Metti, una sera a cena." Individually, Nicolai composed for numerous giallo films and worked extensively with director Jesús Franco. Their combined efforts have left an indelible mark on cinematic music. ([en.wikipedia.org](https://en.wikipedia.org/wiki/Bruno_Nicolai?utm_source=openai))