Adrian Grenier Vincent Chase Actor Kevin Connolly Eric Murphy Actor Kevin Dillon Johnny "Drama" Chase Actor Jerry Ferrara Turtle Actor Jeremy Piven Ari Gold Actor Rex Lee Lloyd Actor Perrey Reeves Mrs. Ari Actor Emmanuelle Chriqui Sloan McQuewick Actor Scott Caan Scott Lavin Guest Star Rhys Coiro Billy Walsh Guest Star Cassidy Lehrman Sarah Gold Guest Star Jonathan Keltz Jake Steinberg Guest Star Piero Barone Opera SInger Guest Star Ignazio Boschetto Opera SInger Guest Star Mark Wahlberg Executive Producer Stephen Levinson Executive Producer Doug Ellin Executive Producer Denis Biggs Executive Producer Rob Weiss Executive Producer Ally Musika Executive Producer