Anthony Steffen, as a young gunman who works as a circus performer, witnesses the killing of some outlaws, carried out by their leader and is credited with the deed.
Forced behind British lines by engine problems, the Red Baron camouflages his plane, swaps uniforms with a dead soldier, and, posing as a Belgian, makes his way to a hospital.
Humanity finds a mysterious object buried beneath the lunar surface and sets off to find its origins with the help of HAL 9000, the world's most advanced super computer.
As the railroad builders advance unstoppably through the Arizona desert on their way to the sea, Jill arrives in the small town of Flagstone with the intention of starting a new life.