The Making of Dr. Horrible's Sing-Along Blog
The making of 'Dr. Horrible's Sing-Along Blog'.
Ethan ShaftelDirector
Top Billed Cast
Felicia Day
Self
Nathan Fillion
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Neil Patrick Harris
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Simon Helberg
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Maurissa Tancharoen
Self
Jed Whedon
Self
Joss Whedon
Self
Zack Whedon
Self
