The Dark Knight 4K (2008)

ENGLISH: DTS-HD Master Audio 5.1 (48kHz, 24-bit)
FRENCH (Canada): Dolby Digital 5.1
SPANISH: Dolby Digital 5.1
PORTUGUESE: Dolby Digital 5.1
THAI: Dolby Digital 5.1

Disc 1:

• Gotham Uncovered (60 min), this multi-part documentary replaces the need for an audio track and focuses on the unique elements that went into the creation of the sets, props and the use of IMAX cameras. You can learn such details as the materials and production of the Bat suit and the difficulty in driving the Bat-pod.
• Focus Points-- picture-in-picture option available in specific episodes that turn out to be the above-mentioned documentaries.
  

Disc 2:

• Batman Tech-- this featurette explores the many weapons and utilities designed for Batman. Most of them are based on military equipment.
• Batman Unmasked--subtitled The Psychology of The Dark Knight, this documentary focuses on psychotherapeutic analysis of Bruce Wayne and Batman.
• Gotham Tonight--a series of six newscasts averaging about eight minutes each. They all explore Batman and Bruce Wayne, as presented by "Gotham Cable's Premier News Program".
• Galleries--watching the Joker cards rain down after the assassination of a judge in The Dark Knight, it is clear that many different types of cards are used. Here, they are all on display, along with TV spots and trailers, concept art, poster art and production stills.
• BD-Live features include "My Web Commentary", where you can use your webcam and create your own PIP commentary over the film and share it with friends and the entire BD-Live community. It also includes "Live Community Screening", which Warner bills as "an on-screen chat with the filmmakers while you watch the movie." The BD-Live "Media Center" is advertised to have exclusive footage, trailers, photo galleries