BATTLE BENEATH THE EARTH 1967 & THE ULTIMATE WARRIOR 1975 Science Fiction Action DOUBLE FEATURE

BATTLE BENEATH THE EARTH 1967 - Rogue Chinese Army Officers, starting in 1950, build a system of tunnels to the US under the Pacific Ocean for a secret take-over invasion. The scientist who warns of this is arrested for his insane conspiracy theories, but eventually he's proven correct.
THE ULTIMATE WARRIOR 1975 - A virus holocaust threatens the world's future. In New York City, in a plague devastated landscape, a mercenary is hired as protector to those trying to rebuild society against roaming gangs of thugs.