Posted this in the BD release announcement thread, but figured a few here might also be interested.

From blu-ray.com:

"Co-directed by Jerry Garcia, The Grateful Dead Movie was originally released in 1977, and captures performances from five October 1974 shows at San Francisco's Winterland Ballroom. On November 1, independent distributors Shout Factory will release the film as a deluxe two-disc set, the feature film on Blu-ray and a DVD loaded with an extensive slate of bonus features."

Disc 1 – Blu-ray

The Grateful Dead Movie in its entirety transferred from the original 35mm film negative in High Definition and presented in:

1.78:1 widescreen aspect ratio
5.1 DTS HD Master Audio presentation of the original theatrical audio mix
DTS 5.1 audio mix, mixed from the master multitrack tapes
LPCM 2.0 audio mix, mixed from the master multitrack tapes
Feature-length commentary with supervising editor Susan Crutcher and film editor John Nutt
English subtitles option on entire movie

Disc 2 – DVD

More than 95 minutes of bonus concert footage, including:
-- Uncle John's Band
-- Sugaree
-- The Other One
-- Spanish Jam
-- Mind Left Body Jam
-- The Other One
-- Scarlet Begonias
-- China Cat Sunflower
-- I Know You Rider
-- Dark Star
-- Weather Report Suite
Bonus songs transferred from the 16mm camera-original film negative
Dolby Digital 5.1 audio mix on all bonus songs, mixed from the master multitrack tapes
Dolby Digital 2.0 audio mix on all bonus songs, mixed from the master multitrack tapes
Visible Lyrics Option on all bonus songs
"A Look Back" documentary film
"Making of the Animated Sequence" documentary film
"Making of the DVD" documentary film
Television commercial for Mars Hotel album from 1974
Multicamera and multitrack audio demonstration
Extensive photo gallery of production notes, photos, film stills and other historical items from the Movie's production