Romano was a busy actor with many film roles!Il coltello di ghiaccio
(1972) as a policeman:
He also appears as a policeman in another Umberto Lenzi giallo, Sette orchidee macchiate di rosso
In Anastasia mio fratello
(1973) he's a mobster, seen here singing in the church:
He also appears briefly in Zanna Bianca
(1973), together with Luigi Antonio Guerra and Tony Casale:
They play characters named Carter, Crocker and Covensky, but I don't know who is named what. IMDb lists Romano as playing Carter, but that's just a supposition, really.