Premise: Buffy the Vampire Slayer is an American television series created by Joss Whedon under his production tag , Mutant Enemy Productions with later co-executive producers being Jane Espenson , David Fury , David Greenwalt , Doug Petrie , Marti Noxon , and David Solomon .
Hypothesis: There were co-executive producers of Buffy the Vampire Slayer.
Label: ENTAILMENT