Erika and her family partake in an epic journey up the coastline to find freedom while Major Cole Virgis and TJ Swenson's Blackshirts hunt them relentlessly.
Don't overdo your dialogue. Bear in mind when you're writing a film script, the onus should be on the visuals, the action. It's a visual medium. Or as Bruce Lee puts it:
Erika and her family partake in an epic journey up the coastline to find freedom while Major Cole Virgis and TJ Swenson's Blackshirts hunt them relentlessly.