Will Smith stars in a sci-fi thriller from the director of Constantine--I Am Legend. After a biological war, Robert Neville is the last healthy humanWill Smith stars in a sci-fi thriller from the director of Constantine--I Am Legend. After a biological war, Robert Neville is the last healthy humanWill Smith stars in a sci-fi thriller from the director of Constantine--I Am Legend. After a biological war, Robert Neville is the last healthy human