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- Season 4 overviewOct 10, 2017-May 22, 201823 episodesSeason 4 episodes1. The Flash Reborn Oct 10, 2017
- A powerful armored villain threatens to level the city if the Flash doesn't appear.
- 2. Mixed Signals Oct 17, 2017
- Barry has his hands full when he takes on a dangerous meta who can control technology.
- 3. Luck Be a Lady Oct 24, 2017
- Barry and the team experience a string of bad luck and discover it is caused by a new metahuman.
- 4. Elongated Journey Into Night Oct 31, 2017
- Gypsy's father shows up and takes an immediate disliking to Cisco; Barry runs into a former nemesis.
- 5. Girls Night Out Nov 7, 2017
- Caitlin gets a threat from her old boss; Felicity arrives to celebrate Iris's bachelorette party.
- 6. When Harry Met Harry... Nov 14, 2017
- When artifact collectors are attacked by a meta, Barry turns to a surprising ally for help.
- 7. Therefore I Am Nov 21, 2017
- Barry faces DeVoe; DeVoe's past is revealed; Iris puts the final touches on the wedding.
- 8. Crisis on Earth-X Nov 28, 2017
- When villains from Earth-X attack Barry and Iris' wedding, the superheroes fight to save the world.
- 9. Don't Run Dec 5, 2017
- Amunet threatens to kill Caitlin if she doesn't help perform a tricky task.
- 10. The Trial of The Flash Jan 16, 2018
- Barry's murder trial begins; Iris and Joe must decide how far they'll go to help Barry.
- 11. The Elongated Knight Rises Jan 23, 2018
- A villain returns to terrorize Central City; Ralph must defend the innocent while Barry is detained.
- 12. Honey, I Shrunk Team Flash Jan 30, 2018
- A meta, who can shrink anything, leaves Cisco and Ralph as miniature versions of themselves.
- 13. True Colors Feb 6, 2018
- Barry must decide if he should expose his powers to save his cellmates.
- 14. Subject 9 Feb 27, 2018
- Barry meets a powerful woman whose abilities could help him in his battle with DeVoe.
- 15. Enter Flashtime Mar 6, 2018
- When a nuclear bomb detonates in downtown Central City, Barry and his friends slow down time.
- 16. Run, Iris, Run Mar 13, 2018
- Team Flash confronts a meta who can swap people's DNA; Barry's speed is accidentally given to Iris.
- 17. Null and Annoyed Apr 10, 2018
- Ralph and Barry clash over what it means to be a hero; Breacher returns to ask Cisco for a favor.
- 18. Lose Yourself Apr 17, 2018
- Barry and the team find a way into DeVoe's lair; Ralph considers crossing a line to defeat him.
- 19. Fury Rogue Apr 24, 2018
- When Barry needs help transporting a dangerous meta, he calls on a new friend for help.
- 20. Therefore She Is May 1, 2018
- Barry teams up with Gypsy to thwart the Thinker's plan; Cisco and Gypsy discuss their relationship.
- 21. Harry and the Harrisons May 8, 2018
- The Flash and his team put their faith in an unlikely ally, Amunet Black, to defeat DeVoe.
- 22. Think Fast May 15, 2018
- DeVoe assaults an A.R.G.U.S. facility to complete his Enlightenment Machine; Barry must stop him.
- 23. We Are the Flash May 22, 2018
- The team gets help from a surprising ally in their battle against DeVoe.
The fourth season of the American TV series The Flash, based on the DC Comics character Barry Allen, premiered on The CW in 2017 and ran for 23 episodes. It follows Barry's return from the Speed Force and his battle with the villainous Thinker.
Find out the titles, ratings, and summaries of all 23 episodes of The Flash season 4, which aired from October 2017 to April 2018. Follow Barry Allen and his team as they face new metahumans, villains, and challenges.
- Overview
- Cast
- Trivia
- Home media release
"You may be the fastest man alive, Allen. I'm the fastest mind."
"So this is how we begin whatever twisted game you have planned."
"No, Mr. Allen. You've already lost and never even realized it."
—Clifford DeVoe and Barry Allen
Main cast
•Grant Gustin as Barry Allen/The Flash •Candice Patton as Iris West-Allen •Danielle Panabaker as Dr. Caitlin Snow/Killer Frost •Carlos Valdes as Cisco Ramon/Vibe •Keiynan Lonsdale as Wally West/Kid Flash •Neil Sandilands as Professor Clifford DeVoe/The Thinker •Tom Cavanagh as Dr. Harrison "Harry" Wells, Dr. Harrison Wolfgang Wells, H. Lothario Wells, Wells 2.0, Wells the Grey, Professor Eobard Thawne/Reverse-Flash, Sonny Wells, and H.P. Wells •Jesse L. Martin as Detective Joe West
Recurring cast
•Danielle Nicolet as District Attorney Cecile Horton •Mark Sweatman as Matthew Norvock •Kim Engelbrecht as Dr. Marlize DeVoe •Dominic Burgess as Ramsey Deacon/Kilg%re •Patrick Sabongui as Captain David Singh •Jessica Camacho as Cynthia/Gypsy •Donna Pescow as Dr. Sharon Finkel •Richard Brooks as Warden Gregory Wolfe •Sugar Lyn Beard as Becky Sharpe/Hazard and Professor Clifford DeVoe/The Thinker •Hartley Sawyer as Ralph Dibny/Elongated Man and Professor Clifford DeVoe •Katee Sackhoff as Leslie Jocoy/Amunet Black •Chelsea Kurtz as Mina Chaytan/Black Bison •Kendrick Sampson as Dominic Lanse/Brainstorm and Professor Clifford DeVoe/The Thinker •Ryan Alexander McDonald as Neil Borman/Fallout •Jessica Parker Kennedy as Nora West-Allen/XS •Miranda MacDougall as Izzy Bowin/The Fiddler and Professor Clifford DeVoe/The Thinker •Matt Afonso as Weeper •Morena Baccarin as Gideon (voice)
•This was the first season of The Flash:
•Where Robbie Amell (Ronnie Raymond/Firestorm), Rick Cosnett (Eddie Thawne), Michelle Harrison (Nora Allen), Matt Letscher (Professor Eobard Thawne/Reverse-Flash), Wentworth Miller (Leonard Snart/Captain Cold), Dominic Purcell (Mick Rory/Heat Wave), Mark Hamill (The Trickster), and John Wesley Shipp (Henry Allen) didn't reprise their respective roles.
•However, Miller portrayed Leonard Snart's Earth-X doppelgänger and Shipp reprised his role as Jay Garrick/The Flash in "Enter Flashtime".
•Where Grodd was not featured since his previous appearance in "Attack on Central City".
•Where King Shark was not featured since his previous appearance in "Infantino Street".
•Though King Shark did make a cameo in Supergirl episode, "Crisis on Earth-X, Part 1".
A boxset of the fourth season, titled The Flash: The Complete Fourth Season, was released on DVD and Blu-ray on August 28, 2018. It contains additional features, deleted scenes, a gag reel and the panels from San Diego Comic-Con International 2017.
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Streaming, rent, or buy The Flash – Season 4: Currently you are able to watch "The Flash - Season 4" streaming on Netflix, Netflix basic with Ads or buy it as download on Amazon Video, Apple TV, Microsoft Store.
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Read critics and audience reviews of The Flash Season 4, a superhero show with humor, spectacle, and heart. Find out how the new villain, The Thinker, compares to previous speedsters and how the characters develop over 23 episodes.
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- Grant Gustin
- Alexandra La Roche
- October 7, 2014
The Flash is a superhero drama about Barry Allen, who gains super speed after a lightning strike and fights crime in Central City. IMDb provides information on the show's creators, stars, seasons, episodes, trivia, reviews, and more.
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Oct 10, 2017 · Find out what happened in season 4 of The Flash, the CW superhero drama based on the DC Comics character. See the episode titles, dates, summaries and where to watch online.
