Zack Whedon an episode of Milch's next series "John from Cincinnati". Alongside his brothers Joss and Jed, he co-created and co-wrote the parody musical "Dr. Horrible's Sing-Along Blog". He has worked on the FOX science-fiction series "Fringe" and the AMC drama "Rubicon". In Jan 2014, Dark Horse Comics released "", a six-issue comic book series written by Whedon with art by Georges Jeanty that continues the story of brother Joss's cult television show "Firefly", and its subsequent film adaptation "Serenity". The comic is also executive produced by Joss Whedon and continues the story roughly 39 weeks after the events of the film.
Joss Whedon "" also spanned three issues, and was written by Whedon and Brett Matthews. Whedon later co-wrote "The Shepherd's Tale" with his half brother Zack. As a guest director, he contributed two 2007 episodes of "The Office" ("Business School" and "Branch Wars") and a 2010 episode of "Glee" ("Dream On"). Denoting this period, Whedon has said, "I had free time, but I'm pretty sure I mean my career was on the skids". In collaboration with Fábio Moon, Whedon created the free webcomic titled "Sugarshock!", as part of the revival of "Dark Horse Presents", which was launched on Myspace. Whedon later executive