Star Trek III: The Search for Spock (2009 DVD)
The  DVD release of  included a series of new special features, and a digitally remastered version of the original theatrical cut.

Special features 
Commentary by Ronald D. Moore and Michael Taylor
Industrial Light & Magic: Visual Effects
Spock: The Early Years
Star Trek and the Science Fiction Museum and Hall of Fame
Starfleet Academy: The Vulcan Katra Transfer