The Making of Dr. Horrible's Sing-Along Blog

    The making of 'Dr. Horrible's Sing-Along Blog'.
    Documentary
    Comedy
    • Runtime: 20 minutes
    • Release Date: December 19, 2007
    The Making of Dr. Horrible's Sing-Along Blog
    Felicia Day
    The Making of Dr. Horrible's Sing-Along Blog
    Nathan Fillion
    The Making of Dr. Horrible's Sing-Along Blog
    Neil Patrick Harris
    The Making of Dr. Horrible's Sing-Along Blog
    Simon Helberg
    The Making of Dr. Horrible's Sing-Along Blog
    Maurissa Tancharoen
    The Making of Dr. Horrible's Sing-Along Blog
    Jed Whedon
    The Making of Dr. Horrible's Sing-Along Blog
    Joss Whedon
    The Making of Dr. Horrible's Sing-Along Blog
    Zack Whedon