Peter Mohan

San Francisco becomes a target for waves of destructive meteors after a rogue comet orbits around the earth... For astronomer, Michelle Young, what was meant to be a once-in-a-lifetime celestial event, soon turns into her worst nightmare as thousands of meteors break the surface of the atmosphere and bombard the city of San Francisco. (imdb)

In pre Civil War America, slaves are prepared to risk everything for the chance of freedom from bondage. This films relates the story of a group of slaves who decide to try for it. Fortunately, in addition to the dangers from slave catchers and the elements, our heros also have the Underground Railroad, the clandestine network of caring people, like Harriet Tubman, who face great risks of their own.