Watch Supergirl Season 3 Episode 12 online via TV Fanatic with over 1 options to watch the Supergirl S3E12 full episode. Affiliates with free and paid streaming include Amazon.

Episode Details

On Supergirl Season 3 Episode 12, when someone tries to kill Morgan Edge, he accuses Lena of being behind the attempt and vows to destroy her.

Rating: 4.7 / 5.0 (66 Votes)
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Supergirl Season 3 Episode 12 Quotes

Sam: So, I looked up my symptoms. Memory loss, headaches; it could be really bad. Like, brain tumor bad. ALS.
Alex: You know what else causes memory loss? Caffeine withdrawal. Yikes.

Morgan: My lawyers could bury you alive for defamation of character.
Lena: I don't know; don't you have to have a character to defame?
Morgan: And the pot calls the kettle black.