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 Katie McGrath Lena Luthor Actor Odette Annable Samantha Arias Actor Floriana Lima Maggie Sawyer Guest Star Adrian Pasdar Morgan Edge Guest Star Greg Berlanti Executive Producer Allison Adler Executive Producer Andrew Kreisberg Executive Producer Sarah Schechter Executive Producer Kevin Smith Director Eric Carrasco Writer Cindy Lichtman Writer