Warner Bros. Inc., Burbank, has promoted its...

Warner Bros. Inc., Burbank, has promoted its three production executives. Mark Canton, president of the Worldwide Theatrical Production division of Warner Bros., has been promoted to the newly created corporate post of executive vice president-Worldwide Motion Picture Production. Bruce Berman, senior vice president-production, will become the new president of the Theatrical Production division. Lucy Fisher, also a senior vice president-production, has been named executive vice president-theatrical production, another newly created position. Berman will continue to report to Canton.