Thrilling forum

Gli imbroglioni (1963) as Angry car owner in segment "Medico e fidanzata"

Accattone (1961) credited as Secondo farlocco. I'm not sure how that would translate but he's the second man at the table asking for a prostitute.

Liolà (1964) credited on the poster, role uncertain

Ricordati di Napoli (1958) as Man dancing in Taxi Girls nightclub

Caporale di giornata (1958) as Army secretary

Tre dollari di piombo (1964) as Farm hand

The Taming of the Shrew, aka La bisbetica domata (1967) as Spectator at Bianca's wedding

Con rispetto parlando (1965) poster credit, role uncertain, to be confirmed
His name is on the left side of the poster
Found also his credit in a short clip of this movie, as Renato Terra

Vivo di te (Short, 1951). Role uncertain.
Renato Terra is seen here with actress Brunella Bovo.

Ragazzi della marina (1958) credited as Renato Terra. The opening credits describe his role as being "An immigrant".

I would have described his role more as "Spectator at bullfight", but maybe I missed something in the brief conversation he has with the marines. Found following a search suggested by Rudy