CADMUS attacks National City with a Kryptonite-powered villain who ends up seriously hurting Supergirl. Superman blames Hank because the Kryptonite was stolen from the DEO. Meanwhile, Kara’s first day at her new job doesn’t go as planned after she me... (more)ets her new boss, Snapper Carr.

Brenda Strong, Calista Flockhart, Frederick Schmidt, Ian Gomez, Rich Ting, Tyler Hoechlin