HBO sets premiere date for 'Boardwalk Empire' July 9, 2012 | 1:28 pm Leave a comment Those of you who have been waiting for "Boardwalk Empire" to come back to HBO, the wait will be over -- well, in a few months. The period drama starring Steve Buscemi will start its third season on Sept. 16. The run will total 12 episodes. Sign Up for the Daily E-dition newsletter! Please enter your email address below to begin receiving the Daily E-dition newsletter. You must enter a valid email address in the field above! Thank you for signing up for the Daily E-dition newsletter! You should receive your first newsletter very soon. We're sorry, there was an error processing your newsletter signup. Please click here to visit our Newsletter Signup Center to register for this newsletter.