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

Name: The Making of Dr. Horrible's Sing-Along Blog
Genre: Documentary, Comedy
Released: 2007-12-19T00:00:00.000Z
Duration: 20 min
Rating: 7.76
Cast: Felicia Day, Nathan Fillion, Neil Patrick Harris, Simon Helberg, Maurissa Tancharoen

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