Part 1 of a mini documentary series that consists of interviews with cast and crew alike on the makings of 'Dr Horrible's Sing-Along Blog'

Part 2 of a mini documentary series that shares details on how the music of 'Dr Horrible's Sing-Along Blog' came to be.

Part 3 of a mini documentary series that shows the reaction to 'Dr Horrible's Sing-Along Blog' once it was released to the general public.

A short video whereby the members of The Evil League of Evil introduce themselves.

A small montage of outtakes from Acts 1, 2 and 3

A behind the scenes look at the filming of a scene between Nathan Fillion and Felicia Day