Season 1

• Episode 1: Pilot
• Episode 2: Stronger Together
• Episode 3: Fight or Flight
• Episode 4: How Does She Do It?
• Episode 5: Livewire
• Episode 6: Red Faced
• Episode 7: Human for a Day
• Episode 8: Hostile Takeover
• Episode 9: Blood Bonds
• Episode 10: Childish Things
• Episode 11: Strange Visitor from Another Planet
• Episode 12: Bizarro
• Episode 13: For the Girl Who Has Everything
• Episode 14: Truth, Justice and the American Way
• Episode 15: Solitude
• Episode 16: Falling
• Episode 17: Manhunter
• Episode 18: Worlds Finest
• Episode 19: Myriad
• Episode 20: Better Angels

Season 2

• Episode 1: The Adventures of Supergirl
• Episode 2: The Last Children of Krypton
• Episode 3: Welcome to Earth
• Episode 4: Survivors
• Episode 5: Crossfire
• Episode 6: Changing
• Episode 7: The Darkest Place
• Episode 8: Medusa
• Episode 9: Supergirl Lives
• Episode 10: We Can Be Heroes
• Episode 11: The Martian Chronicles
• Episode 12: Luthors
• Episode 13: Mr. & Mrs. Mxyzptlk
• Episode 14: Homecoming
• Episode 15: Exodus
• Episode 16: Star-Crossed
• Episode 17: Distant Sun
• Episode 18: Ace Reporter
• Episode 19: Alex
• Episode 20: City of Lost Children
• Episode 21: Resist
• Episode 22: Nevertheless, She Persisted

Season 3

• Episode 1: Girl of Steel
• Episode 2: Triggers
• Episode 3: Far from the Tree
• Episode 4: The Faithful
• Episode 5: Damage
• Episode 6: Midvale
• Episode 7: Wake Up
• Episode 8: Crisis on Earth-X, Part 1
• Episode 9: Reign
• Episode 10: Legion of Superheroes
• Episode 11: Fort Rozz
• Episode 12: For Good
• Episode 13: Both Sides Now
• Episode 14: Schott Through the Heart
• Episode 15: In Search of Lost Time
• Episode 16: Of Two Minds
• Episode 17: Trinity
• Episode 18: Shelter from the Storm
• Episode 19: The Fanatical
• Episode 20: Dark Side of the Moon
• Episode 21: Not Kansas
• Episode 22: Make it Reign
• Episode 23: Battles Lost and Won

Season 4

• Episode 1: American Alien
• Episode 2: Fallout
• Episode 3: Man of Steel
• Episode 4: Ahimsa
• Episode 5: Parasite Lost
• Episode 6: Call to Action
• Episode 7: Rather the Fallen Angel
• Episode 8: Bunker Hill
• Episode 9: Elseworlds, Part 3
• Episode 10: Secrets and Lies