The Playstation 3 Co-op demo was released September 24, 2009 at the same time as the Xbox 360 version. Unlike its opposing platforms release the Playstation 3 Co-op Demo featured two exclusive sections not found in the 360 version. These extra sections were, Episode 1 Chapter 1-1 Area 1-1 and Episode 1 Chapter 1-2 Area 1-1.