1. On Thin Ice
Season three of Falling Skies opens seven months after the 2nd Mass arrived in Charleston. In the interim, Tom has been elected to political office, but he has his hands full as the resistance continues to battle the alien invaders.
2. Collateral Damage
With hostilities escalating between the resistance and the alien invaders, Tom calls on a nuclear specialist (guest star Robert Sean Leonard) known as "The Rat King" to come up with a plan that will strip the aliens of their power. As suspicion continues to mount about a mole within the resistance,
The two-year anniversary of the alien invasion is fast approaching as the people of Charleston prepare for another potentially devastating offensive. A sniper attack by an unlikely gunman creates questions and doubts within the new government.
4. At All Costs
After the people of Charleston defeat another alien attack with the help of new advanced weaponry, and Tom is invited to meet with a powerful leader (guest star Stephen Collins).
5. Search and Recover
When a mission goes terribly awry, Tom and Pope must rely on each other to survive. Meanwhile, Weaver and company search desperately for two members of the 2nd Mass who have gone missing.
6. Be Silent and Come Out
Hal finally reveals his internal struggle to everyone, and it doesn't bode well for the Masons.
7. The Pickett Line
The Masons run into trouble on the road when a family of outlaws intercepts their search-and-rescue mission.
8. Strange Brew
Things seem much too calm for Tom, making him suspicious of his surroundings.
9. Journey to Xilbalba
Tom uncovers confidential intelligence about the heart of the alien operation. Meanwhile, Charleston prepares to mount an offensive against the Espheni, but a massive explosion brings the operation to a halt.
When the 2nd mass destroys a crucial Espheni base, a relentless enemy is taken down and the Mason family is reunited with those who had been lost.