Boardwalk Empire "Ends" After Upcoming Season 5, Because The Fourth Season Finale Rating Were Down 20 Percent! - Video Inside

Boardwalk Empire "Ends" After Upcoming Season 5, Because The Fourth Season Finale Rating Were Down 20 Percent! - Video Inside ----- It seems the decision to bring things to an end was a mutual one.

"We're thrilled to get the go ahead for fifth season," Winter said. "After much discussion with my creative team and HBO, we've decided to wrap up the series after such a great run and look forward to bringing it to a powerful and exciting conclusion."

Buscemi stars as 1920s bootlegging mobster Nucky Thompson. The series won five Emmys in September, including a best supporting actor nod for Bobby Cannavale as the villainous Gyp Rosetti.

According to TV By The Numbers, the ratings for the November fourth season finale were down by about 20 percent compared with the previous year's finale.