Ray Charles plays himself in this film where he helps blind boy David (Piers Bishop) in his struggle to regain his sight. David’s over-protective mother Peggy (Mary Peach) is afraid of the risks connected with restoring his sight. Ray tries to help the whole family, offering the heavy-drinking Peggy’s heavy-drinking partner Steve (Tom Bell) an opportunity to work with his band.

Robert Neville, a doctor, due to an experimental vaccine, is the only survivor of an apocalyptic war waged with biological weapons. The plague caused by the war has killed everyone else except for a few hundred deformed, nocturnal people calling themselves “The Family”. The plague has caused them to become sensitive to light, as well as homicidally psychotic.

The working class twin sister of a callous wealthy woman impulsively murders her out of revenge and assumes the identity of the dead woman. But impersonating her dead twin is more complicated and risky than she anticipated.