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 Actor Teri Hatcher Rhea Guest Star Katie McGrath Lena Luthor Guest Star Lonnie Chavis Marcus Guest Star Andrea Brooks Eve Teschmacher Guest Star Curtis Lum Demos Guest Star Greg Berlanti Executive Producer Allison Adler Executive Producer Andrew Kreisberg Executive Producer Sarah Schechter Executive Producer Ben Hernandez Bray Director Robert Rovner Writer Gabriel Llanas Writer Anna Musky-Goldwyn Writer