Marta Balaga “Vikings” creator Michael Hirst takes on his childhood hero in “Billy the Kid.” Starring Tom Blyth as the legendary gunslinger, born Henry McCarty, the eight-episode series – co-produced by Epix Studios and MGM International Television Productions, in association with Viaplay – is currently screening at French TV festival Series Mania ahead of its April 24 premiere.“It’s probably true that you shouldn’t meet your heroes; I have met a couple of mine and it didn’t go particularly well. But what I want more than anything else is for people to love this Billy,” Hirst tells Variety in Lille.“Michael [Wright, president of Epix] allowed me to tell a story I wanted to tell, which doesn’t happen very often.