Melissa Benoist Kara Danvers, Supergirl Actor Chyler Leigh Alex Danvers Actor Mehcad Brooks James Olsen Actor David Harewood Hank Henshaw Actor Jeremy Jordan Winslow "Winn" Schott Actor Chris Wood Mon-El Actor Floriana Lima Maggie Sawyer Guest Star Teri Hatcher Rhea Guest Star Kevin Sorbo Lar Gand Guest Star Darren Criss The Music Meister Guest Star Tamzin Merchant Lyra Guest Star Greg Berlanti Executive Producer Allison Adler Executive Producer Andrew Kreisberg Executive Producer Sarah Schechter Executive Producer John Medlen Director Katie Rose Rogers Writer Jess Kardos Writer