Every episode from the first four seasons of the action adventure following the DC Comics superhero. Years previously, crime scene investigator Barry Allen (Grant Gustin)'s mother was killed by a mysterious supernatural entity that he describes as lightning in the shape of a man. Nobody believes what he saw and his father was wrongly convicted of the crime. Ever since Barry has been looking for answers, hoping to prove his father's innocence. Nine months after being struck by lightning and covered in chemicals while in his laboratory, Barry wakes up from a coma to find he has superhuman powers. He decides to use his new abilities to fight other super humans created by the storm who are using their powers for evil. Season 1 episodes are: 'Pilot', 'Fastest Man Alive', 'Things You Can't Outrun', 'Going Rogue', 'Plastique', 'The Flash Is Born', 'Power Outage', 'Flash Vs Arrow', 'The Man in the Yellow Suit', 'Revenge of the Rogues', 'The Sound and the Fury', 'Crazy for You', 'The Nuclear Man', 'Fallout', 'Out of Time', 'Rogue Time', 'Tricksters', 'All Star Team Up', 'Who Is Harrison Wells?', 'The Trap', 'Grodd Lives', 'Rogue Air' and 'Fast Enough'. Season 2 episodes are: 'The Man Who Saved Central City', 'Flash of Two Worlds', 'Family of Rogues', 'The Fury of Firestorm', 'The Darkness and the Light', 'Enter Zoom', 'Gorilla Warfare', 'Legends of Today', 'Running to Stand Still', 'Potential Energy', 'The Reverse-Flash Returns', 'Fast Lane', 'Welcome to Earth-2', 'Escape from Earth-2', 'King Shark', 'Trajectory', 'Flash Back', 'Versus Zoom', 'Back to Normal', 'Rupture', 'The Runaway', 'Invincible' and 'The Race of His Life'. Season 3 episodes are: 'Flashpoint', 'Paradox', 'Magenta', 'The New Rogues', 'Monster', 'Shade', 'Killer Frost', 'Invasion!', 'The Present', 'Borrowing Problems from the Future', 'Dead Or Alive', 'Untouchable', 'Attack On Gorilla City', 'Attack On Central City', 'The Wrath of Savitar', 'Into the Speed Force', 'Duet', 'Abra Kadabra', 'The Once and Future Flash', 'I Know Who You Are', 'Cause and Effect', 'Infantino Street' and 'Finish Line'. Season 4 episodes are: 'The Flash Reborn', 'Mixed Signals', 'Luck Be a Lady', 'Elongated Journey Into Night', 'Girls Night Out', 'When Harry Met Harry...', 'Therefore I Am', 'Crisis On Earth-X: Part Three', 'Don't Run', 'The Trial of the Flash', 'The Elongated Knight Rises', 'Honey, I Shrunk Team Flash', 'True Colors', 'Subject 9', 'Enter Flashtime', 'Run, Iris, Run', 'Null and Annoyed', 'Lose Yourself', 'Fury Rogue', 'Therefore She Is', 'Harry and the Harrisons', 'Think Fast' and 'We Are the Flash'.