J. T. Gamble, a shy, withdrawn Harlem youngster, shows compassion and responsibility when he takes on the care of an old, one-eyed, badly injured alley cat days before Christmas and secretly nurses it back to health.

Passengers on a ship traveling from Mexico to Europe in the 1930s represent society at large in that era. The crew is German, including the ship's Dr. Schumann, who falls in love with one of the passengers, La Condesa. A young American woman, Jenny, is traveling with the man she loves, David. Jenny is fascinated and puzzled by just who some of the other passengers are.

In 1947, four German judges who served on the bench during the Nazi regime face a military tribunal to answer charges of crimes against humanity. Chief Justice Haywood hears evidence and testimony not only from lead defendant Ernst Janning and his defense attorney Hans Rolfe, but also from the widow of a Nazi general, an idealistic U.S. Army captain and reluctant witness Irene Wallner.

1905 was a period of heavy immigration from Europe to America before laws were passed restricting the flow of immigrants. Almost every character in this movie is a recent arrival. Tisa has been in America only four months, yet she is holding four jobs to save enough money to pay for her father's boat passage to America. She works in a garment factory in Greenwich Village owned by Mr. Grumbach, who is studying to pass his citizenship test. Denek, a brash young man, tries to help her but gets her into trouble and her deportation is ordered by an immigration judge.

A lonely child, neglected by her parents, encounters and befriends a German Shepherd, but she's unaware the animal is a military dog being trained for service in WW2.

A Nazi spy passes himself off as an optometrist in San Francisco's waterfront district. Someone robs him of his code book, and he must get it back.

Former concert pianist, victim of Nazi torture, pursues a confused, melancholic existence on the island of Guadalupe.