Showtime’s hot summer series premieres, after the return of “Dexter” at 9, and it has a strong Boston element. Ray, played to calm perfection by Liev Schreiber, lives in LA, but he is from Southie, and so is the rest of his family. There are Boston accents, but most of them are pain-free. Ray is a “fixer” for powerful Hollywood types, but the one thing he can’t fix is his revenge-filled father, played with Emmy promise by Jon Voight. Full story for BostonGlobe.com subscribers.