EXCLUSIVE:  The freshman season of NBC drama Constantine will consist of 13 episodes. The cast and crew of the series were informed on Friday that the series will halt production after completing production on the initial 13-episode order.Constantine will remain in its 10 PM Friday time slot for the remainder of its run.

While NBC recently made a similar decision on freshmen comedy series Bad Judgeand A to Z, I hear the circumstances are different. While Bad Judge and A to Z had been de facto cancelled, Constantine remains in contention for a second-season renewal. [More at source]