An intelligent, articulate scholar, Harrison MacWhite, survives a hostile Senate confirmation hearing at the hands of conservatives to become ambassador to Sarkan, a southeast Asian country where civil war threatens a tense peace. Despite his knowledge, once he's there, MacWhite sees only a dichotomy between the U.S. and Communism. He can't accept that anti-American sentiment might be a longing for self-determination and nationalism. So, he breaks from his friend Deong, a local opposition leader, ignores a foreman's advice about slowing the building of a road, and tries to muscle ahead. What price must the country and his friends pay for him to get some sense?

A preacher (George Nader) fears for his family (Phyllis Thaxter, Tim Hovey) after killing a teenage burglar whose father seeks revenge.

A government agent's son wins respect and love when he challenges counterfeiters.

Jack Diamond and his sickly brother arrive in prohibition New York as jewelry thieves. After a spell in jail, the coldly ambitious Diamond hits on the idea of stealing from thieves himself and sets about getting close to gangster boss Arnold Rothstein to move in on his booze, girls, gambling, and drugs operations.

A college paleontology professor acquires a newly discovered specimen of a coelacanth, but while examining it, he is accidentally exposed to its blood, and finds himself periodically turning into a murderous Neanderthal man.

Respected black cavalry Sergeant Brax Rutledge stands court-martial for raping and killing a white woman and murdering her father, his superior officer.