Techland has issued a patch for Call of Juarez, updating to v1.1.0.0 their fast-paced shooter described as Wild West Epic Adventure Shooter (check full article for changelog). Note that the versions 1.1.0.0 and 1.0.0.0 are incompatible, thus it's only possible to connect to a server with the same game version. The English SP demo can be found here and the English MP demo is located here.

Call of Juarez v1.1.0.0 Patch (94.98MB)