"Dallas" to return for a second season

The cast of TNT's "Dallas."

/ TNT

(CBS/AP) The Ewings are coming back for a second season.

"Dallas" has been renewed for a 15-episode second season on TNT. The network announced it will air in 2013.

Read more: "Dallas" returns with new villainy

Following the lives of J.R., Bobby and Sue Ellen Ewing, as well as the rest of the fractious clan, "Dallas" was revived earlier this month after decades off the air. It is averaging 6.9 million viewers in this, its first, season.

"Dallas" brings back original cast members Larry Hagman, Patrick Duffy and Linda Gray, who are joined by Southfork newcomers including Josh Henderson, Jesse Metcalfe, Jordana Brewster and Julie Gonzalo.

The series was initially broadcast by CBS from 1978 to 1991.