When a new threat emerges in National City, Kara/Supergirl teams up with her cousin, Clark Kent/Superman, to stop it. Kara is thrilled to have family in town but it leaves Alex feeling a bit left out. Meanwhile, Hank and Supergirl are stunned by the ... (more)pod that came crashing to Earth.

Andrea Brooks, Brenda Strong, Calista Flockhart, Frederick Schmidt, Katie McGrath, Tyler Hoechlin