The Flash (2014)

Action · Adventure · Drama

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.

IMDb rating: 7.5 (385,637 votes)
Seasons: 9
Streaming (US): Netflix
Language: EN
Type: TV series

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Seasons

Season 1 (2014)

8.56 avg 23 episodes 8.3 → 9.5 42 min avg

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Season 1 episodes — IMDb ratings
#	Title	Rating	Votes
1	Pilot	8.3	10,377
2	Fastest Man Alive	8.1	7,978
3	Things You Can't Outrun	7.9	7,268
4	Going Rogue	8.4	7,500
5	Plastique	7.9	6,728
6	The Flash Is Born	8.2	6,668
7	Power Outage	8.3	6,570
8	Flash vs. Arrow	9.1	9,907
9	The Man in the Yellow Suit	9.2	9,600
10	Revenge of the Rogues	8.1	6,429
11	The Sound and the Fury	8.0	6,058
12	Crazy for You	8.2	6,225
13	The Nuclear Man	8.5	6,355
14	Fallout	8.7	6,751
15	Out of Time	9.6	16,379
16	Rogue Time	8.3	6,451
17	Tricksters	9.0	7,723
18	All Star Team Up	8.1	6,289
19	Who Is Harrison Wells?	8.9	7,108
20	The Trap	9.3	8,354
21	Grodd Lives	8.2	6,425
22	Rogue Air	9.0	7,750
23	Fast Enough	9.5	14,087

Season 2 (2015)

8.45 avg 23 episodes 8.1 → 9.0 42 min avg

Rebound
Rollercoaster

Season 2 episodes — IMDb ratings
#	Title	Rating	Votes
1	The Man Who Saved Central City	8.1	6,763
2	Flash of Two Worlds	8.5	6,018
3	Family of Rogues	8.2	5,398
4	The Fury of Firestorm	8.1	5,328
5	The Darkness and the Light	8.5	5,569
6	Enter Zoom	9.3	8,563
7	Gorilla Warfare	8.0	5,040
8	Legends of Today	8.9	6,378
9	Running to Stand Still	8.4	5,122
10	Potential Energy	8.0	4,949
11	The Reverse-Flash Returns	8.6	5,460
12	Fast Lane	8.0	4,627
13	Welcome to Earth-2	9.2	6,971
14	Escape from Earth-2	9.0	5,820
15	King Shark	8.3	5,011
16	Trajectory	8.0	4,725
17	Flash Back	8.9	5,787
18	Versus Zoom	8.0	5,579
19	Back to Normal	7.3	4,699
20	Rupture	8.7	5,732
21	The Runaway Dinosaur	8.6	5,818
22	Invincible	8.8	5,563
23	The Race of His Life	9.0	7,266

Season 3 (2016)

8.06 avg 23 episodes 8.3 → 7.7 42 min avg

Rollercoaster

Season 3 episodes — IMDb ratings
#	Title	Rating	Votes
1	Flashpoint	8.3	6,227
2	Paradox	8.3	4,830
3	Magenta	7.5	4,356
4	The New Rogues	8.0	4,218
5	Monster	7.4	4,104
6	Shade	8.3	4,341
7	Killer Frost	8.6	4,603
8	Invasion!	9.0	5,761
9	The Present	8.7	4,367
10	Borrowing Problems from the Future	7.9	3,806
11	Dead or Alive	7.8	3,669
12	Untouchable	7.7	3,597
13	Attack on Gorilla City	7.8	3,829
14	Attack on Central City	7.7	3,646
15	The Wrath of Savitar	8.5	4,257
16	Into the Speed Force	7.8	3,782
17	Duet	6.1	8,958
18	Abra Kadabra	7.9	3,834
19	The Once and Future Flash	8.6	4,319
20	I Know Who You Are	8.8	4,925
21	Cause and Effect	8.0	3,823
22	Infantino Street	9.0	5,284
23	Finish Line	7.7	5,379

Season 4 (2017)

7.48 avg 23 episodes 7.4 → 7.7 42 min avg

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Rollercoaster
Mid-peak

Season 4 episodes — IMDb ratings
#	Title	Rating	Votes
1	The Flash Reborn	7.4	4,776
2	Mixed Signals	7.1	3,886
3	Luck Be a Lady	7.3	3,714
4	Elongated Journey Into Night	8.1	3,857
5	Girls Night Out	5.3	5,327
6	When Harry Met Harry...	7.1	3,469
7	Therefore I Am	8.4	3,905
8	Crisis on Earth-X, Part 3	8.6	4,615
9	Don't Run	8.4	3,773
10	The Trial of The Flash	8.1	3,633
11	The Elongated Knight Rises	7.5	3,233
12	Honey, I Shrunk Team Flash	7.7	3,169
13	True Colors	7.9	3,179
14	Subject 9	7.2	3,046
15	Enter Flashtime	8.9	4,987
16	Run, Iris, Run	5.4	4,961
17	Null and Annoyed	6.9	3,007
18	Lose Yourself	8.0	3,176
19	Fury Rogue	7.4	2,849
20	Therefore She Is	7.4	2,775
21	Harry and the Harrisons	6.5	2,918
22	Think Fast	7.8	2,887
23	We Are the Flash	7.7	3,374

Season 5 (2018)

7.77 avg 22 episodes 8.0 → 8.6 42 min avg

Rebound
Rollercoaster

Season 5 episodes — IMDb ratings
#	Title	Rating	Votes
1	Nora	8.0	3,779
2	Blocked	7.5	3,046
3	The Death of Vibe	7.9	2,997
4	News Flash	7.3	2,887
5	All Doll'd Up	7.4	2,938
6	The Icicle Cometh	7.5	2,870
7	O Come, All Ye Thankful	7.4	2,728
8	What's Past Is Prologue	9.0	4,002
9	Elseworlds, Part 1	9.0	4,207
10	The Flash & the Furious	7.1	2,615
11	Seeing Red	7.3	2,548
12	Memorabilia	7.7	2,530
13	Goldfaced	7.4	2,483
14	Cause and XS	7.8	2,709
15	King Shark vs. Gorilla Grodd	7.8	2,591
16	Failure Is an Orphan	7.8	2,432
17	Time Bomb	8.1	2,593
18	Godspeed	8.3	2,997
19	Snow Pack	7.4	2,421
20	Gone Rogue	7.0	2,373
21	The Girl with the Red Lightning	7.7	2,369
22	Legacy	8.6	3,223

Season 6 (2019)

7.29 avg 19 episodes 7.4 → 6.6 42 min avg

Front-loaded
Rollercoaster
Mid-peak

Season 6 episodes — IMDb ratings
#	Title	Rating	Votes
1	Into the Void	7.4	2,866
2	A Flash of the Lightning	7.7	2,561
3	Dead Man Running	7.3	2,385
4	There Will Be Blood	7.4	2,367
5	Kiss Kiss Breach Breach	7.3	2,327
6	License to Elongate	7.3	2,376
7	The Last Temptation of Barry Allen, Pt. 1	8.4	2,889
8	The Last Temptation of Barry Allen, Pt. 2	7.8	2,437
9	Crisis on Infinite Earths: Part Three	8.8	3,825
10	Marathon	6.8	2,130
11	Love Is a Battlefield	4.9	2,626
12	A Girl Named Sue	6.9	2,038
13	Grodd Friended Me	7.5	2,033
14	Death of the Speed Force	7.8	2,069
15	The Exorcism of Nash Wells	7.6	1,941
16	So Long and Goodnight	6.6	1,973
17	Liberation	7.4	1,988
18	Pay the Piper	7.0	1,899
19	Success Is Assured	6.6	2,087

Season 7 (2021)

6.52 avg 18 episodes 7.1 → 6.9 42 min avg

Rollercoaster

Season 7 episodes — IMDb ratings
#	Title	Rating	Votes
1	All's Wells That Ends Wells	7.1	2,668
2	The Speed of Thought	8.1	2,742
3	Mother	5.4	2,599
4	Central City Strong	6.2	2,160
5	Fear Me	7.1	2,057
6	The One with the Nineties	6.5	2,089
7	Growing Pains	6.7	1,886
8	The People V. Killer Frost	7.1	2,020
9	Timeless	5.7	1,933
10	Family Matters, Part 1	5.8	1,858
11	Family Matters, Part 2	5.7	1,955
12	Good-Bye Vibrations	7.0	1,889
13	Masquerade	6.0	1,715
14	Rayo de Luz	4.7	2,000
15	Enemy at the Gates	7.0	1,729
16	P.O.W.	7.1	1,668
17	Heart of the Matter, Part 1	7.2	1,775
18	Heart of the Matter, Part 2	6.9	2,018

Season 8 (2021)

6.84 avg 20 episodes 7.1 → 6.6 42 min avg

Rollercoaster

Season 8 episodes — IMDb ratings
#	Title	Rating	Votes
1	Armageddon, Part 1	7.1	2,097
2	Armageddon, Part 2	7.6	1,982
3	Armageddon, Part 3	7.5	1,827
4	Armageddon, Part 4	7.8	1,945
5	Armageddon, Part 5	7.0	1,739
6	Impulsive Excessive Disorder	6.3	1,655
7	Lockdown	6.6	1,439
8	The Fire Next Time	6.6	1,461
9	Phantoms	6.3	1,351
10	Reckless	6.3	1,323
11	Resurrection	7.0	1,429
12	Death Rises	6.8	1,375
13	Death Falls	7.1	1,363
14	Funeral for a Friend	6.0	1,344
15	Into the Still Force	6.3	1,270
16	The Curious Case of Bartholomew Allen	6.8	1,331
17	Keep It Dark	6.1	1,312
18	The Man in the Yellow Tie	7.5	1,417
19	Negative, Part One	7.5	1,384
20	Negative, Part Two	6.6	1,392

Season 9 (2023)

6.04 avg 13 episodes 6.7 → 5.2 42 min avg

Slow burn
Rollercoaster

Season 9 episodes — IMDb ratings
#	Title	Rating	Votes
1	Wednesday Ever After	6.7	1,869
2	Hear No Evil	5.5	1,624
3	Rogues of War	6.0	1,588
4	The Mask of the Red Death, Part 1	5.8	1,554
5	The Mask of the Red Death, Part 2	5.6	1,534
6	The Good, the Bad and the Lucky	3.8	2,000
7	Wildest Dreams	4.6	1,667
8	Partners in Time	5.5	1,467
9	It's My Party and I'll Die If I Want To	8.5	2,501
10	A New World, Part 1: Reunions	8.6	2,501
11	A New World, Part 2: The Blues	6.4	1,553
12	A New World, Part 3: Changes	6.3	1,502
13	A New World, Part 4: Finale	5.2	2,837