A mean looking Nucky Thompson (Steve Buscemi) graces the poster of the upcoming season of “Boardwalk Empire.”

‘Boardwalk Empire’ Season 3 Trailer.

Creator Terence Winter said in an interview with Huff Post TV, “We’re moving into 1923 when the Twenties really became the ‘Roaring Twenties.” The year 1923 explains the tagline, ‘you can’t be half a gangster,” a quote Jimmy once said to Nucky.

Check out the poster below.

HBO’s acclaimed drama series “Boardwalk Empire” returns Sept. 16.