Roland Mouret Asymmetric-Neck Cap-Sleeve Peplum Dress worn by Lena Luthor (Katie McGrath) on Supergirl
Lena Luthor (played by Katie McGrath) on Supergirl on The CW was spotted wearing this dark green peplum dress on Supergirl on episode 'Parasite Lost' (4x05) in Nov 2018. Lena's Dress is the Asymmetric-Neck Cap-Sleeve Peplum Dress by Roland Mouret.