August 11 [7:55 EDT] -- A handful of previously unreleased tracks from Pink Floyd and late Grateful Dead guitarist Jerry Garcia will turn up on a new soundtrack to the 1970 film "Zabriskie Point.

Billboard" reports that the new two-CD soundtrack will include four songs each from Pink Floyd and Garcia, bringing to light more than one-hour's worth of unreleased material from the artists.

The soundtrack is reportedly set to arrive from Turner Classic Movies Music and Rhino Movie Music on September 16.