Tom and Anne share a moment in this Falling Skies scene. It's courtesy of the Season 2 finale.

Tom discovers new information that could change everything on the season two finale of Falling Skies. "A More Perfect Union" is the tenth episode of the show's second episode.

Welcome to Charleston, Second Mass. The unit looks happy to have some company, doesn't it?

Preach on, Tom Mason! The Falling Skies leader takes to the podium in this photo from "The Price of Greatness."

The Second Mass has arrived in Charleston. Now it's a question of deciding where they go from here.

A familiar face will guest star on the concluding episodes of Falling Skies Season 2. Yes, it's Terry O'Quinn!

Terry O'Quinn is seen here as Tom's former mentor. He guest stars on the final two episodes of Season 2.

Tom has issues when he meets up with his mentor on Falling Skies. "The Price of Greatness" is the ninth episode of the show's second season.

Weaver inspires the troops in this scene from Falling Skies. It takes place after they come across Charleston.

Anne Glass must escape from a dangerous situation on the Falling Skies episode "Molon Labe." Spoiler alert: it involves a blow torch.

Can this alien be trusted? Tom has to figure that question out on Falling Skies.

Hal and Maggie connect when she shares a part of her past on Falling Skies. "Love and Other Acts of Courage" is the fifth episode of the show's second season.