After being struck by lightning, CSI investigator Barry Allen awakens from a nine-month coma to discover he has been granted the gift of super speed. Teaming up with S.T.A.R. Labs, Barry takes on the persona of The Flash, the Fastest Man Alive, to protect his city.
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The peak run. Top 40% of seasons by average rating — consecutive, with an average of 8.36.
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Grant Gustin
Barry Allen / The Flash
Candice Patton
Iris West-Allen
Danielle Panabaker
Khione
Danielle Nicolet
Cecile Horton
Kayla Compton
Allegra Garcia
Brandon McKnight
Chester P. Runk
Jon Cor
Mark Blaine / Chillblaine
All 184 episodes plotted by IMDb rating
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23 episodes • 2014Avg: 8.6Golden Era
| # | Episode | Air Date | Rating |
|---|---|---|---|
| 1 | Pilot | Oct 7, 2014 | 8.3 |
| 2 | Fastest Man Alive | Oct 14, 2014 | 8.1 |
| 3 | Things You Can't Outrun | Oct 21, 2014 | 7.9 |
| 4 | Going Rogue | Oct 28, 2014 | 8.4 |
| 5 | Plastique | Nov 11, 2014 | 7.9 |
| 6 | The Flash is Born | Nov 18, 2014 | 8.2 |
| 7 | Power Outage | Nov 25, 2014 | 8.3 |
| 8 | Flash vs. Arrow (I) | Dec 2, 2014 | 9.1 |
| 9 | The Man in the Yellow Suit | Dec 9, 2014 | 9.2 |
| 10 | Revenge of the Rogues | Jan 20, 2015 | 8.1 |
| 11 | The Sound and the Fury | Jan 27, 2015 | 8.0 |
| 12 | Crazy for You | Feb 3, 2015 | 8.2 |
| 13 | The Nuclear Man | Feb 10, 2015 | 8.5 |
| 14 | Fallout | Feb 17, 2015 | 8.7 |
| 15 | Out of Time | Mar 17, 2015 | 9.6 |
| 16 | Rogue Time | Mar 24, 2015 | 8.3 |
| 17 | Tricksters | Mar 31, 2015 | 9.0 |
| 18 | All Star Team Up | Apr 14, 2015 | 8.1 |
| 19 | Who Is Harrison Wells? | Apr 21, 2015 | 8.9 |
| 20 | The Trap | Apr 28, 2015 | 9.3 |
| 21 | Grodd Lives | May 5, 2015 | 8.2 |
| 22 | Rogue Air | May 12, 2015 | 9.0 |
| 23 | Fast Enough | May 19, 2015 | 9.5 |
23 episodes • 2015Avg: 8.5Golden Era
| # | Episode | Air Date | Rating |
|---|---|---|---|
| 1 | The Man Who Saved Central City | Oct 6, 2015 | 8.1 |
| 2 | Flash of Two Worlds | Oct 13, 2015 | 8.5 |
| 3 | Family of Rogues | Oct 20, 2015 | 8.2 |
| 4 | The Fury of Firestorm | Oct 27, 2015 | 8.1 |
| 5 | The Darkness and the Light | Nov 3, 2015 | 8.5 |
| 6 | Enter Zoom | Nov 10, 2015 | 9.3 |
| 7 | Gorilla Warfare | Nov 17, 2015 | 8.0 |
| 8 | Legends of Today (I) | Dec 1, 2015 | 8.9 |
| 9 | Running to Stand Still | Dec 8, 2015 | 8.4 |
| 10 | Potential Energy | Jan 19, 2016 | 8.0 |
| 11 | The Reverse-Flash Returns | Jan 26, 2016 | 8.6 |
| 12 | Fast Lane | Feb 2, 2016 | 8.0 |
| 13 | Welcome to Earth-2 | Feb 9, 2016 | 9.2 |
| 14 | Escape from Earth-2 | Feb 16, 2016 | 9.0 |
| 15 | King Shark | Feb 23, 2016 | 8.3 |
| 16 | Trajectory | Mar 22, 2016 | 8.0 |
| 17 | Flash Back | Mar 29, 2016 | 8.9 |
| 18 | Versus Zoom | Apr 19, 2016 | 8.0 |
| 19 | Back to Normal | Apr 26, 2016 | 7.3 |
| 20 | Rupture | May 3, 2016 | 8.7 |
| 21 | The Runaway Dinosaur | May 10, 2016 | 8.6 |
| 22 | Invincible | May 17, 2016 | 8.8 |
| 23 | The Race of His Life | May 24, 2016 | 9.0 |
23 episodes • 2016Avg: 8.1Golden Era
| # | Episode | Air Date | Rating |
|---|---|---|---|
| 1 | Flashpoint | Oct 4, 2016 | 8.3 |
| 2 | Paradox | Oct 11, 2016 | 8.3 |
| 3 | Magenta | Oct 18, 2016 | 7.5 |
| 4 | The New Rogues | Oct 25, 2016 | 8.0 |
| 5 | Monster | Nov 1, 2016 | 7.4 |
| 6 | Shade | Nov 15, 2016 | 8.3 |
| 7 | Killer Frost | Nov 22, 2016 | 8.6 |
| 8 | Invasion! (II) | Nov 29, 2016 | 9.0 |
| 9 | The Present | Dec 6, 2016 | 8.7 |
| 10 | Borrowing Problems from the Future | Jan 24, 2017 | 7.9 |
| 11 | Dead or Alive | Jan 31, 2017 | 7.8 |
| 12 | Untouchable | Feb 7, 2017 | 7.7 |
| 13 | Attack on Gorilla City (1) | Feb 21, 2017 | 7.8 |
| 14 | Attack on Central City (2) | Feb 28, 2017 | 7.7 |
| 15 | The Wrath of Savitar | Mar 7, 2017 | 8.5 |
| 16 | Into the Speed Force | Mar 14, 2017 | 7.8 |
| 17 | Duet (II) | Mar 21, 2017 | 6.1 |
| 18 | Abra Kadabra | Mar 28, 2017 | 7.9 |
| 19 | The Once and Future Flash | Apr 25, 2017 | 8.6 |
| 20 | I Know Who You Are | May 2, 2017 | 8.8 |
| 21 | Cause and Effect | May 9, 2017 | 8.0 |
| 22 | Infantino Street | May 16, 2017 | 9.0 |
| 23 | Finish Line | May 23, 2017 | 7.7 |
23 episodes • 2017Avg: 7.5
| # | Episode | Air Date | Rating |
|---|---|---|---|
| 1 | The Flash Reborn | Oct 10, 2017 | 7.4 |
| 2 | Mixed Signals | Oct 17, 2017 | 7.1 |
| 3 | Luck Be a Lady | Oct 24, 2017 | 7.3 |
| 4 | Elongated Journey Into Night | Oct 31, 2017 | 8.1 |
| 5 | Girls Night Out | Nov 7, 2017 | 5.3 |
| 6 | When Harry Met Harry... | Nov 14, 2017 | 7.1 |
| 7 | Therefore I Am | Nov 21, 2017 | 8.4 |
| 8 | Crisis on Earth-X (III) | Nov 28, 2017 | 8.6 |
| 9 | Don't Run | Dec 5, 2017 | 8.4 |
| 10 | The Trial of The Flash | Jan 16, 2018 | 8.1 |
| 11 | The Elongated Knight Rises | Jan 23, 2018 | 7.5 |
| 12 | Honey, I Shrunk Team Flash | Jan 30, 2018 | 7.7 |
| 13 | True Colors | Feb 6, 2018 | 7.9 |
| 14 | Subject 9 | Feb 27, 2018 | 7.2 |
| 15 | Enter Flashtime | Mar 6, 2018 | 8.9 |
| 16 | Run, Iris, Run | Mar 13, 2018 | 5.4 |
| 17 | Null and Annoyed | Apr 10, 2018 | 6.9 |
| 18 | Lose Yourself | Apr 17, 2018 | 8.0 |
| 19 | Fury Rogue | Apr 24, 2018 | 7.4 |
| 20 | Therefore She Is | May 1, 2018 | 7.4 |
| 21 | Harry and the Harrisons | May 8, 2018 | 6.5 |
| 22 | Think Fast | May 15, 2018 | 7.8 |
| 23 | We Are The Flash | May 22, 2018 | 7.7 |
22 episodes • 2018Avg: 7.8
| # | Episode | Air Date | Rating |
|---|---|---|---|
| 1 | Nora | Oct 9, 2018 | 8.0 |
| 2 | Blocked | Oct 16, 2018 | 7.5 |
| 3 | The Death of Vibe | Oct 23, 2018 | 7.9 |
| 4 | News Flash | Oct 30, 2018 | 7.3 |
| 5 | All Doll'd Up | Nov 13, 2018 | 7.4 |
| 6 | The Icicle Cometh | Nov 20, 2018 | 7.5 |
| 7 | O Come, All Ye Thankful | Nov 27, 2018 | 7.4 |
| 8 | What's Past Is Prologue | Dec 4, 2018 | 9.0 |
| 9 | Elseworlds (I) | Dec 9, 2018 | 9.0 |
| 10 | The Flash & The Furious | Jan 15, 2019 | 7.1 |
| 11 | Seeing Red | Jan 22, 2019 | 7.3 |
| 12 | Memorabilia | Jan 29, 2019 | 7.7 |
| 13 | Goldfaced | Feb 5, 2019 | 7.4 |
| 14 | Cause and XS | Feb 12, 2019 | 7.8 |
| 15 | King Shark vs. Gorilla Grodd | Mar 5, 2019 | 7.8 |
| 16 | Failure Is an Orphan | Mar 12, 2019 | 7.8 |
| 17 | Time Bomb | Mar 19, 2019 | 8.1 |
| 18 | Godspeed | Apr 16, 2019 | 8.3 |
| 19 | Snow Pack | Apr 23, 2019 | 7.4 |
| 20 | Gone Rogue | Apr 30, 2019 | 7.0 |
| 21 | The Girl With The Red Lightning | May 7, 2019 | 7.7 |
| 22 | Legacy | May 14, 2019 | 8.6 |
19 episodes • 2019Avg: 7.3
| # | Episode | Air Date | Rating |
|---|---|---|---|
| 1 | Into The Void | Oct 8, 2019 | 7.4 |
| 2 | A Flash of the Lightning | Oct 15, 2019 | 7.7 |
| 3 | Dead Man Running | Oct 22, 2019 | 7.3 |
| 4 | There Will Be Blood | Oct 29, 2019 | 7.4 |
| 5 | Kiss Kiss Breach Breach | Nov 5, 2019 | 7.3 |
| 6 | License to Elongate | Nov 19, 2019 | 7.3 |
| 7 | The Last Temptation of Barry Allen (1) | Nov 26, 2019 | 8.4 |
| 8 | The Last Temptation of Barry Allen (2) | Dec 3, 2019 | 7.8 |
| 9 | Crisis on Infinite Earths: Part Three (III) | Dec 10, 2019 | 8.8 |
| 10 | Marathon | Feb 4, 2020 | 6.8 |
| 11 | Love Is a Battlefield | Feb 11, 2020 | 4.9 |
| 12 | A Girl Named Sue | Feb 18, 2020 | 6.9 |
| 13 | Grodd Friended Me | Feb 25, 2020 | 7.5 |
| 14 | Death of the Speed Force | Mar 10, 2020 | 7.8 |
| 15 | The Exorcism of Nash Wells | Mar 17, 2020 | 7.6 |
| 16 | So Long and Goodnight | Apr 21, 2020 | 6.6 |
| 17 | Liberation | Apr 28, 2020 | 7.4 |
| 18 | Pay the Piper | May 5, 2020 | 7.0 |
| 19 | Success Is Assured | May 12, 2020 | 6.6 |
18 episodes • 2021Avg: 6.5Valley of Despair
| # | Episode | Air Date | Rating |
|---|---|---|---|
| 1 | All's Wells That Ends Wells | Mar 2, 2021 | 7.1 |
| 2 | The Speed of Thought | Mar 9, 2021 | 8.1 |
| 3 | Mother | Mar 16, 2021 | 5.4 |
| 4 | Central City Strong | Mar 23, 2021 | 6.2 |
| 5 | Fear Me | Mar 30, 2021 | 7.1 |
| 6 | The One With The Nineties | Apr 6, 2021 | 6.5 |
| 7 | Growing Pains | Apr 13, 2021 | 6.7 |
| 8 | The People v. Killer Frost | May 4, 2021 | 7.1 |
| 9 | Timeless | May 11, 2021 | 5.7 |
| 10 | Family Matters (1) | May 18, 2021 | 5.8 |
| 11 | Family Matters (2) | May 25, 2021 | 5.7 |
| 12 | Good-Bye Vibrations | Jun 8, 2021 | 7.0 |
| 13 | Masquerade | Jun 15, 2021 | 6.0 |
| 14 | Rayo De Luz | Jun 22, 2021 | 4.7 |
| 15 | Enemy at the Gates | Jun 29, 2021 | 7.0 |
| 16 | P.O.W. | Jul 6, 2021 | 7.1 |
| 17 | Heart of the Matter (1) | Jul 13, 2021 | 7.2 |
| 18 | Heart of the Matter (2) | Jul 20, 2021 | 6.9 |
20 episodes • 2021Avg: 6.8Valley of Despair
| # | Episode | Air Date | Rating |
|---|---|---|---|
| 1 | Armageddon (1) | Nov 16, 2021 | 7.1 |
| 2 | Armageddon (2) | Nov 23, 2021 | 7.6 |
| 3 | Armageddon (3) | Nov 30, 2021 | 7.5 |
| 4 | Armageddon (4) | Dec 7, 2021 | 7.8 |
| 5 | Armageddon (5) | Dec 14, 2021 | 7.0 |
| 6 | Impulsive Excessive Disorder | Mar 9, 2022 | 6.3 |
| 7 | Lockdown | Mar 16, 2022 | 6.6 |
| 8 | The Fire Next Time | Mar 23, 2022 | 6.6 |
| 9 | Phantoms | Mar 30, 2022 | 6.3 |
| 10 | Reckless | Apr 6, 2022 | 6.3 |
| 11 | Resurrection | Apr 13, 2022 | 7.0 |
| 12 | Death Rises | Apr 27, 2022 | 6.8 |
| 13 | Death Falls | May 4, 2022 | 7.1 |
| 14 | Funeral for a Friend | May 11, 2022 | 6.0 |
| 15 | Into the Still Force | May 18, 2022 | 6.3 |
| 16 | The Curious Case of Bartholomew Allen | May 25, 2022 | 6.8 |
| 17 | Keep It Dark | Jun 8, 2022 | 6.1 |
| 18 | The Man in the Yellow Tie | Jun 15, 2022 | 7.5 |
| 19 | Negative (1) | Jun 22, 2022 | 7.5 |
| 20 | Negative (2) | Jun 29, 2022 | 6.6 |
13 episodes • 2023Avg: 6.0Valley of Despair
| # | Episode | Air Date | Rating |
|---|---|---|---|
| 1 | Wednesday Ever After | Feb 8, 2023 | 6.7 |
| 2 | Hear No Evil | Feb 15, 2023 | 5.5 |
| 3 | Rogues of War | Feb 22, 2023 | 6.0 |
| 4 | Mask of the Red Death (1) | Mar 1, 2023 | 5.8 |
| 5 | Mask of the Red Death (2) | Mar 8, 2023 | 5.6 |
| 6 | The Good, the Bad and the Lucky | Mar 15, 2023 | 3.8 |
| 7 | Wildest Dreams | Mar 29, 2023 | 4.6 |
| 8 | Partners in Time | Apr 5, 2023 | 5.5 |
| 9 | It's My Party and I'll Die If I Want To | Apr 26, 2023 | 8.5 |
| 10 | A New World (1) | May 3, 2023 | 8.6 |
| 11 | A New World (2) | May 10, 2023 | 6.4 |
| 12 | A New World (3) | May 17, 2023 | 6.3 |
| 13 | A New World (4) | May 24, 2023 | 5.2 |
