The Flash · SEASON 4
Think Fast
Episode 22 · 2018-05-15

- Drama
- Sci-Fi & Fantasy
Episode overview
When DeVoe assaults an A.R.G.U.S. facility to complete his Enlightenment Machine, Barry realizes the only way he can stop him is if he allows Cisco and Caitlin to accompany him into the facility. Still shaken by Ralph’s death, Barry isn’t sure he wants to risk any more of his friends’ lives and considers taking on DeVoe solo.
41 minutes
Season 4 episodes
1. The Flash Reborn2017-10-10
2. Mixed Signals2017-10-17
3. Luck Be a Lady2017-10-24
4. Elongated Journey Into Night2017-10-31
5. Girls Night Out2017-11-07
6. When Harry Met Harry...2017-11-14
7. Therefore I Am2017-11-21
8. Crisis on Earth-X (III)2017-11-28
9. Don't Run2017-12-05
10. The Trial of The Flash2018-01-16
11. The Elongated Knight Rises2018-01-23
12. Honey, I Shrunk Team Flash2018-01-30
13. True Colors2018-02-06
14. Subject 92018-02-27
15. Enter Flashtime2018-03-06
16. Run, Iris, Run2018-03-13
17. Null and Annoyed2018-04-10
18. Lose Yourself2018-04-17
19. Fury Rogue2018-04-24
20. Therefore She Is2018-05-01
21. Harry and the Harrisons2018-05-08
22. Think Fast2018-05-15
23. We Are The Flash2018-05-22