For those that haven't experienced any of the games though, I think a quick and very brief recap is in order. (cogconnected.com)
The first disc contains a handy brief recap on what has happened in previous seasons, which is both fantastically funny as well as useful in refreshing one's memory. (scifimoviepage.com)
For those who haven't seen Evil Dead, there is a very brief recap halfway through the first episode, but I highly recommend you watch the films. (slickstermagazine.com)