Like the panic stricken populace of 'The War of the Worlds' and countless other 1950s invasion movies, the victims are there to provide the human ground over which monster and expert, threat and defender, disordering and ordering impulses can battle it out. Second-class citizens of the genre, they are narratively indispensable because physically entirely disposable. We are only really involved with them in the momentary tension of their capture or demise.