Noah Wyle

A gun-toting history prof helps save the world

On Sunday, cable-viewers might obsess on farewells. That night brings the sason-finales of "The Killing," "The Borgias," "Nurse Jackie," "The Big C" and "Girls."

Still, try not to miss "Falling Skies," a sharply crafted show with Noah Wyle as a history professor, helping lead a rebel army on an Earth overtaken by aliens. Here's the story I sent to papers: