A demo of King's Bounty: The Legend has been released on the 1C Company forum:

"The demo includes the first city in the game, all three character types, multiple quests and dozens of spells. Developed by faithful fans of the original King’s Bounty, King’s Bounty: The Legend continues the remarkable traditions of the legendary role-playing adventure. The game will be published by 1C Company and distributed in the United States by Atari and Nobilis in Europe. US release is planned on September, 23."

Do yourself a favor and avoid the FTP site of the company -- head to Gamer's Hell instead. Or post reliable mirrors here.