The fourth season of The Flash premiered on The CW on October 10, 2017, and concluded on May 22, 2018. It was announced on January 8, 2017.
The season aired on Tuesday nights at 8:00 PM prior to DC's Legends of Tomorrow in the fall, Black Lightning in the winter, and The 100 in the spring.
It arrived on DVD and Blu-ray on August 28, 2018.
Synopsis[]
Cast[]
Main cast[]
- Grant Gustin as Barry Allen/The Flash (23/23)
- Candice Patton as Iris West/The Flash (23/23)
- Danielle Panabaker as Caitlin Snow (23/23) and Killer Frost (7/23)
- Carlos Valdes as Cisco Ramon/Vibe (23/23)
- Keiynan Lonsdale as Wally West/Kid Flash (5/23)
- Neil Sandilands as Clifford DeVoe/The Thinker (12/23)
- Tom Cavanagh as Harrison "Harry" Wells, Harrison Wolfgang Wells, H. Lothario Wells, Wells 2.0, Wells the Grey and Eobard Thawne/Reverse-Flash
- Jesse L. Martin as Joe West (21/23)
Recurring cast[]
Episodes[]
| No. in series | No. in season | Episode title | Written by | Directed by | Original airdate |
|---|---|---|---|---|---|
| 70 | 1 | "The Flash Reborn" | Story by: Andrew Kreisberg Teleplay by: Todd Helbing & Eric Wallace |
Glen Winter | October 10, 2017 |
| 71 | 2 | "Mixed Signals" | Jonathan Butler & Gabriel Garza | Alexandra La Roche | October 17, 2017 |
| 72 | 3 | "Luck Be a Lady" | Sam Chalsen & Judalina Neira | Armen V. Kevorkian | October 24, 2017 |
| 73 | 4 | "Elongated Journey Into Night" | Sterling Gates & Thomas Pound | Tom Cavanagh | October 31, 2017 |
| 74 | 5 | "Girls Night Out" | Lauren Certo & Kristen Kim | Laura Belsey | November 7, 2017 |
| 75 | 6 | "When Harry Met Harry..." | Jonathan Butler & Gabriel Garza | Brent Crowell | November 14, 2017 |
| 76 | 7 | "Therefore I Am" | Eric Wallace & Thomas Pound | David McWhirter | November 21, 2017 |
| 77 | 8 | "Crisis on Earth-X, Part 3" | Story by: Andrew Kreisberg & Marc Guggenheim Teleplay by: Todd Helbing |
Dermott Downs | November 28, 2017 |
| 78 | 9 | "Don't Run" | Sam Chalsen & Judalina Neira | Stefan Pleszczynski | December 5, 2017 |
| 79 | 10 | "The Trial of The Flash" | Lauren Certo & Kristen Kim | Philip Chipiera | January 16, 2018 |
| 80 | 11 | "The Elongated Knight Rises" | Sterling Gates & Thomas Pound | Alexandra La Roche | January 23, 2018 |
| 81 | 12 | "Honey, I Shrunk Team Flash" | Sam Chalsen & Judalina Neira | Chris Peppe | January 30, 2018 |
| 82 | 13 | "True Colors" | Jonathan Butler & Gabriel Garza | Tara Nicole Weyr | February 6, 2018 |
| 83 | 14 | "Subject 9" | Mike Alber & Gabe Snyder | Ralph Hemecker | February 27, 2018 |
| 84 | 15 | "Enter Flashtime" | Todd Helbing & Sterling Gates | Gregory Smith | March 6, 2018 |
| 85 | 16 | "Run, Iris, Run" | Eric Wallace | Harry Jierjian | March 13, 2018 |
| 86 | 17 | "Null and Annoyed" | Lauren Certo & Kristen Kim | Kevin Smith | April 10, 2018 |
| 87 | 18 | "Lose Yourself" | Jonathan Butler & Gabriel Garza | Hanelle Culpepper | April 17, 2018 |
| 88 | 19 | "Fury Rogue" | Joshua V. Gilbert & Jeff Hersh | Rachel Talalay | April 24, 2018 |
| 89 | 20 | "Therefore She Is" | Sterling Gates & Thomas Pound | Rob J. Greenlea | May 1, 2018 |
| 90 | 21 | "Harry and the Harrisons" | Judalina Neira & Lauren Certo | Kevin Mock | May 8, 2018 |
| 91 | 22 | "Think Fast" | Sam Chalsen & Kristen Kim | Viet Nguyen | May 15, 2018 |
| 92 | 23 | "We Are The Flash" | Todd Helbing & Eric Wallace | David McWhirter | May 22, 2018 |
Production[]
Reception[]
Critical response[]
Ratings[]
