...should exist in either 2007 or 2008. Most likely will NOT have Arnold returning for more than a small cameo role. There is talk of CGI animation when Arnold becomes "too old" to be a terminator with possible voice overs by Arnold for the next two films. The Rock is rumored to be taking over the lead terminator role. Terminator 4 and 5 are pretty much on lock to happen with or without Arnold.