Joseph Hill Whedon (/ˈwiːdən/; born June 23, 1964) is an American film director, producer, writer, and composer. He is the founder of Mutant Enemy Productions, co-founder of Bellwether Pictures, and is best known as the creator of several television series. These include Buffy the Vampire Slayer (1997–2003), Angel (1999–2004), Firefly (2002), Dollhouse (2009–2010), and Agents of S.H.I.E.L.D. (2013–2020).