Well, i LOVE submarine games. At least this old gem. I even voted for it to come to GOG, but for entire years now, nothing happens. I guess many people would like to play it, so in good faith, here it is, for everyone wishing to do so!

Ladies and Gentlemen, "SUB CULTURE"!

http://www.theisozone.com/downloads/pc/windows-games/sub-culture/