Premise: Constantine is an American television series developed by Daniel Cerone and David S. Goyer for NBC , featuring the DC Comics character John Constantine . John Constantine . Originally a supporting character who played a pivotal role in the `` American Gothic '' Swamp Thing storyline , Constantine received his own comic in 1988 . Welsh actor Matt Ryan was cast in the role of Constantine for the 2014 NBC television series Constantine , a role he reprised on The CW series Arrow , the animated film Justice League Dark and is set to reprise again in an upcoming animated continuation of his series on CW Seed .
Hypothesis: John Constantine has his own television series.
Label: ENTAILMENT