"Dr. Horrible's Sing-Along Blog" is officially making its TV debut. The acclaimed online musical from Joss Whedon
, starring Neil Patrick Harris
, Nathan Fillion
and Felicia Day
, will air on The CW on Tuesday, October 9 at 9 p.m. ET.Whedon, his two brothers and his wife created the 2008 three-part musical tragicomedy miniseries for the web during the 2007-2008 Writers Guild of America strike. "Dr. Horrible" tells the story of aspiring ...