CBS has released the episode 7 description for Supergirl as well as a first look at Charles Halford as the DC Comics alien villain Jemm.
“Human For A Day” episode description:
Kara and her friends must rely on their inner strength and courage when an earthquake strikes National City. Also, Alex’s mistrust of Hank reaches a breaking point when the earthquake traps them in the DEO with Jemm (Charles Halford), a powerful alien escapee, on SUPERGIRL, Monday, Dec. 7 (8:00-9:00 PM, ET/PT) on the CBS Television Network.
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