A Documentary About One of the Greatest Video Game Publishers of OldAndrás Neltz7/04/13 10:30am496EditPromoteGo to permalink King's Quest. Space Quest. Leisure Suit Larry. Quest For Glory. What do these classic PC adventure games have in common? They were all published by Sierra On-Line. Now, a group of filmmakers want to look beyond the games and examine the legendary publisher's people and history in a feature-length documentary.