All 87 episodes from the first four seasons of the adventure drama starring Melissa Benoist as the DC Comics superheroine. Since being sent to Earth as a young girl to protect her cousin Superman (Tyler Hoechlin), 20-something Kryptonian Kara Zor-El (Benoist) has been keeping her superpowers secret. However, when disaster strikes she has no choice but to become Supergirl, the heroine of National City. Season 1 episodes are: 'Pilot', 'Stronger Together', 'Fight Or Flight', 'Livewire', 'How Does She Do It?', 'Red Faced', 'Human for a Day', 'Hostile Takeover', 'Blood Bonds', 'Childish Things', 'Strange Visitor from Another Planet', 'Bizarro', 'For the Girl Who Has Everything', 'Truth, Justice and the American Way', 'Solitude', 'Falling', 'Manhunter', 'Worlds Finest', 'Myriad' and 'Better Angels'. Season 2 episodes are: 'The Adventures of Supergirl', 'The Last Children of Krypton', 'Welcome to Earth', 'Survivors', 'Crossfire', 'Changing', 'The Darkest Place', 'Medusa', 'Supergirl Lives', 'We Can Be Heroes', 'The Martian Chronicles', 'Luthors', 'Mr. and Mrs. Mxyzptlk', 'Homecoming', 'Exodus', 'Star-Crossed', 'Distant Sun', 'Ace Reporter', 'Alex', 'City of Lost Children', 'Resist' and 'Nevertheless She Persisted'. Season 3 episodes are: 'Girl of Steel', 'Triggers', 'Far from the Tree', 'The Faithful', 'Damage', 'Midvale', 'Wake Up', 'Crisis On Earth-X: Part 1', 'Reign', 'Legion of Superheroes', 'Fort Rozz', 'For Good', 'Both Sides Now', 'Schott Through the Heart', 'In Search of Lost Time', 'Of Two Minds', 'Trinity', 'Shelter from the Storm', 'The Fanatical', 'Dark Side of the Moon', 'Not Kansas', 'Make It Reign' and 'Battles Lost and Won'. Season 4 episodes are: 'American Alien', 'Fallout', 'Man of Steel', 'Ahimsa', 'Parasite Lost', 'Call to Action', 'Rather the Fallen Angel', 'Bunker Hill', 'Elseworlds, Part 3', 'Suspicious Minds', 'Blood Memory', 'Menagerie', 'What's So Funny About Truth, Justice and the American Way?', 'Stand and Deliver', 'O Brother, Where Art Thou?', 'The House of L', 'All About Eve', 'Crime and Punishment', 'American Dreamer', 'Will the Real Miss Tessmacher Please Stand Up?', 'Red Dawn' and 'The Quest for Peace'.