Half Pureto Rican half Italian heroin dealer in the Bronx in the 1970's?

Sounds like Carlito's Way.

MORGAN: Why didn't you fight him at the park if you wanted to? I'm not goin' now, I'm eatin' my snack.
CHUCKIE: Morgan, Let's go.
MORGAN: I'm serious Chuckie, I ain't goin'.
WILL: So don't go.