At Comic-Con '08 Jed Whedon confirmed that a sequel is being planned but does not have a confirmed release date as of yet. Later, it was revealed it was planned to be filmed during the summer of 2012 In the June 2010 edition of Nintendo Power, Felicia Day was interviewed, and the sequel mentioned. Interviewer: Speaking of which- has there been any movement on a Dr. Horrible sequel? Day: I heard they're actually starting writing now, which is awesome! Cross fingers Penny can be included. Jed Whedon talks to the LA Times about Dr Horrible’s Sing-Along Blog Obviously, that did not happen.