Official Description by The CW for Supergirl 3.15: “When Myr’nn inadvertently causes pyschic disturbances at the DEO, Supergirl must work with J’onn to contain the resulting chaos. Meanwhile, Mon-El begins training Kara in fighting techniques he’s learned in the future for battling Worldkillers. Guest Stars include Carl Lumbly (Myr’nn), Chris Wood (Mon-El), Curtis Lum (Demos), Glenn Ennis (Draaga), Rochelle Okoye (Finhead), Paul Lazenby (Mandrax), and Chris Peters (Second Guard).”
Supergirl stars Melissa Benoist (Kara Danvers/Supergirl), Chyler Leigh (Alex Danvers), Mehcad Brooks (James Olsen), David Harewood (Hank Henshaw/Martian Manhunter), Jeremy Jordan (Winslow “Winn” Schott), Katie McGrath (Lena Luthor), and Odette Annable (Samantha Arias/Reign). STORY BY: Eric Carrasco. WRITTEN BY: Katie Rose Rogers and Nicki Holcomb. DIRECTED BY: Andi Armaganian.
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