DVD Production Credits
On disc one, go to the [Language Selection] menu. Highlight [Main Menu] at the bottom and press [Right]. The eye at the top will open. Press [Enter] to view the hidden dvd production credits.
Bonus Documentary
On the disc two, you are given the first of two pages of [Special Features]. "Jack the Ripper: 6 Degrees of Seperation" is your first choice. Press [Right] once and you've highlighted what looks like a fishing hook in the carving tools. Press [Enter] and you are treated to a 40-minute '70s style show about Steven Knight, the author of the book that inspired the graphic novel that the Hughes Bros based the movie on.