show-runner
n.— «In TV parlance, the “show-runner” is the one person (sometimes more than one, but generally one) who is in charge of the creative vision of a show on a day to day basis.» —“TV Wake-Up Call for 9/20/05: Who is running the show?” by Brian Cronin Pop Culture Wake-Up Call Sept. 20, 2005. (source: Double-Tongued Dictionary)