The Flash (2014 TV Series) Episode: Think Fast

"Think Fast"
Gallery
The Flash  Season 4: Episode 22
May 15, 2018
Directors	Viet Nguyen
Writers	Sam Chalsen Kristen Kim
Previous Episode	"Harry and the Harrisons" (May 8, 2018)
Next Episode	"We Are the Flash" (May 22, 2018)

You hit upon precisely the point. Emotion is the father of all error. Chemicals in our brain that distract us, impede progress. And the most destructive and ridiculous imbalance of all is that thing you feebles call love.

—The Thinker

Think Fast is an episode of season 4 of The Flash. It premiered on May 15, 2018.

Appearing in "Think Fast"

Featured Characters:

• The Flash (Barry Allen)

Supporting Characters:

• A.R.G.U.S.
  • John Diggle
• Cecile Horton
• Central City Police Department
  • Det. Joe West
• Team Flash
  • Caitlin Snow (Flashback and main story) (Also in a vision)
    • Killer Frost (In a vision) (Cameo)
  • Harry Wells (Earth-2)
  • Iris West-Allen
  • Vibe (Cisco Ramon)

Antagonists:

• Marlize Malan/Marlize DeVoe (Real name revealed)
• The Thinker (Clifford DeVoe) (Impersonates John Diggle)
  • Ralph Dibny (Possessed)

Other Characters:

• Becky Sharpe (Deceased) (In a photograph only) (Cameo)
• Central City Picture News (Cameo)
• Dominic Lanse (Deceased) (In a photograph only) (Cameo)
• Edwin Gauss (Deceased) (In a photograph only) (Cameo)
• Fallout (Neil Borman) (Dies)
• Gideon (Corrupted) (Hologram) (Cameo)
• Izzy Bowin (Deceased) (In a photograph only) (Cameo)
• Janet Petty (Deceased) (In a photograph only) (Cameo)
• Matthew Kim (Deceased) (In a photograph only) (Cameo)
• Mina Chaytan (Deceased) (In a photograph only) (Cameo)
• Ramsey Deacon (Deceased) (In a photograph only) (Cameo)
• Dr. Sharon Finkel
• Sylbert Rundine (Deceased) (In a photograph only) (Cameo)
• Dr. Thomas Snow (Unnamed) (Voice) (Flashback only) (Also in a vision) (Cameo)
• The Weeper (In a photograph only) (Cameo)
• Central City Citizen (Mentioned only)
• Council of Harrisons (Multiverse) (Mentioned only)
• God (Mentioned only)
• Hunter Zolomon (Earth-2) (Mentioned only)
• The Legends (Mentioned only)
  • Wally West (Mentioned only)
• Legion of Doom (Mentioned only)
• Lyla Michaels (Mentioned only)
• Ronnie Raymond (Deceased) (Mentioned only)
• Samuroids (Mentioned only)
• Savitar (Mentioned only)
• Christina Hendricks (Mentioned only)
• Friedrich Nietzsche (Mentioned only)
• Georg Friedrich Händel (Mentioned only)
• Space X (Mentioned only)

Locations:

• Earth-1
  • Earth
    • England
      • Oxford
        • Oxford University
          • DeVoe House
    • United States of America
      • The Castle (First full appearance)
      • Central City
        • Ferris Air Testing Facility
        • Sharon Finkel's Office
        • S.T.A.R. Labs
          • Cisco Ramon's Workshop
          • The Cortex
          • Speed Lab
          • Time Vault (Cameo)
          • S.T.A.R. Labs Particle Accelerator Explosion (Mentioned only)
        • Central City Hospital (Mentioned only)
        • West-Allen's Apartment
        • West House
      • Cape Canaveral (Mentioned only)
      • Star City (Mentioned only)
    • Blackhawk Island (Mentioned only)
    • China
      • Xichang Satellite Launch Center (Mentioned only)
    • South Africa
      • Cape Town (Mentioned only)
  • Enlightenment Satellites
    • Colossus (Unnamed)
    • Data (Unnamed)
    • Hal (Unnamed)
    • Robbie (Unnamed)
  • S.T.A.R. Labs Satellite/"Sally" (First full appearance) (Corrupted)
• Speed Force
• Timestream (Mentioned only)

Items:

• Amunet Black's Alnico Bomb
• Captain Cold's Cold Gun
• Dark Matter
• Ice Shoot (Single appearance)
• Implantable bio-stimulant (Mentioned only)
• Interdimensional Extrapolator
• Marlize DeVoe's Katana
• Speed Force Bazooka (Mentioned only)
• Vibe's Goggles

Vehicles:

• Central City Bus 405 (Mentioned only)
• Waverider (Mentioned only)

Concepts:

• Breaches
• The Enlightenment (Mentioned only)
• Flashtime
• Metahumans
• S.T.A.R. Labs Particle Accelerator Explosion (Mentioned only)
• Time Travel (Mentioned only)

Notes

• No notes.

Trivia

• Post 82 "#Flashtime" is The Chronicles of Cisco post regarding this episode.
• According to Cisco, DeVoe alone is stronger than the Legion of Doom.
• The nicknames of the Enlightenment satellites will be revealed in "All Doll'd Up".
• The A.R.G.U.S. guard states that they added another security layer due to "a breach last year" which is a reference to the events of "Infantino Street".
• While impersonating Diggle, DeVoe states that "he survived an explosion and got a chip in his arm" which is a reference to the events of the Arrow episode, "Lian Yu" and the events of Arrow Season 6.

See Also

• Images from The Flash (2014 TV Series) Episode: Think Fast
• Episodes of The Flash (2014 TV Series)
• Images from The Flash (2014 TV Series)
• Gallery for the The Flash (2014 TV Series) series

Recommended Media

• None.

Links and References

• None.

Footnotes