A rummage in Valve's archive has dug up the old models, and you can now play the early burly bearded incarnation of loveable biker Francis in Left 4 Dead 2. The other beta survivors may follow ...

The original Left 4 Dead's rag-tag band of survivors are instantly recognisable, but who's your favourite from the bunch? Is it Zoey, Bill, Louis, Francis, or Francis' purple-tinged doppelganger ...