Official Description by The CW for Supergirl 5.13: “Mxyzptlk (guest star Thomas Lennon) returns with a proposition for Kara – what if she could go back in time and tell Lena her secret before Lex did, would things turn out different? Looking back over key moments throughout the series, Kara must decide if she wants to change history to become friends with Lena again. Familiar faces return in this special episode. Guest Stars include Chris Wood (Mon-El), Odette Annable (Samantha Arias/Reign), Sam Witwer (Ben Lockwood/Agent Liberty), Jeremy Jordan (Winn Schott), Betty Buckley (Patricia Arias), Robert Baker (Otis Graves), Chad Lowe (Thomas Coville), Jeffrey Chivers (Reporter), Toni Nielsen (News Anchor #2), Andre Paul (Security Guard), Angelo Renai (Defense Attorney), and Tawny West (News Anchor).”
Supergirl stars Melissa Benoist (Kara Danvers/Supergirl), Chyler Leigh (Alex Danvers), David Harewood (Hank Henshaw/Martian Manhunter), Jesse Rath (Querl Dox/Brainiac-5), Katie McGrath (Lena Luthor), Nicole Maines (Nia Nal), Andrea Brooks (Eve Tessmacher), Julie Gonzalo (Andrea Rojas/Acrata), and Staz Nair (William Dey). STORY BY: Robert Rovner and Jessica Queller. WRITTEN BY: Derek Simon and Nicki Holcomb. DIRECTED BY: Jesse Warn.
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