When the New York City police disrupt a big cocaine deal, the TV news reporters find John Falcone, a local mobster, nearby. They ask some tough questions, and Falcone decides he needs a public relations man to help polish his image.
Maciste arranges for himself and his new friend Bango to be captured by a mysterious band of white-clad marauders and taken to an underground city.
A documentary of the conflicting attitudes of the opponents of the Vietnam war. French playboy Michel Marnet and American Terry McKay fall in love aboard ship. They arrange to reunite 6 months later, after Michel has had a chance to earn a decent living.