Counterblast

Due to an experimental vaccine, Dr. Robert Neville is the only human survivor of an apocalyptic war waged with biological weapons. Besides him, only a few hundred deformed, nocturnal people remain; sensitive to light, and homicidally psychotic.

With the aid of a fellow Auschwitz survivor and a hand-written letter, an elderly man with dementia goes in search of the person responsible for the death of his family.

Scientists create a genetic clone of a serial killer in order to help catch the killer, teaming up with two cops.

Allied agents infiltrate the Nazi rocket complex at Peenemunde in order to obtain their secrets and sabotage the plant. The film alternates between German developments of the V-1 missile and V-2 rocket (with a German cast speaking their own language) and discovery by British Intelligence of the weapon.