The out of print DVD by Yash Raj Films is anamorphic widescreen, has a Dolby Digital 5.1 mix. Here are some screenshots.
http://www.zulm.net/forums/viewtopic...=4322&start=60
There were other DVDs by Ultra and Eros but they were really bad quality. The version of Koi Mil Gaya that streams on Netflix is of bad quality.