Two men with questionable pasts, Glyn McLyntock and his friend Cole, lead a wagon-train load of homesteaders from Missouri to the Oregon territory. They establish a settlement outside of Portland and as winter nears, it is necessary for McLyntock and Cole to rescue and deliver food and supplies being held in Portland by corrupt officials. On the trip back to the settlement, up river and over a mountain, Cole engineers a mutiny to divert the supplies to a gold mining camp for a handsome profit.

A gang of street boys foil a master crook who sends commands for robberies by cunningly altering a comic strip's wording each week, unknown to writer and printer. The first of the Ealing comedies.

A nearby meteorite crash blocks off the dinosaurs' water supply, starting an ecological chain-reaction that threatens life in the valley. All the dinosaurs, including a group of stupid bullies, must cooperate in an effort to free the blockage, which involves a risky venture outside the valley.

When a swarm of "leaf-gobblers" devours all the green food in the Great Valley, the herds move on to find another valley of greens and in the process, Littlefoot and his friends Spike, Cera, Petrie and Ducky wind up on an island in the middle of the Big Water. They're reunited with Chomper...Along with his nasty, hungry parents.

Dar (Marc Singer), is a warrior who can talk to the beasts. He is forced to travel to Earth to stop his evil brother from stealing an atomic bomb and turning their native land from a desert into, well... a desert!

The San Demetrio of the title is a British merchant ship in an Atlantic convoy in 1940. Disabled and left to the mercy of patrolling U-boats the crew must keep her afloat and out of harms way.