The Speed of Thought

"Barry can think fast now."

- Cisco Ramon

Synopsis
When Barry suddenly gains the power of speed thinking, he attempts to use his new gift to save Iris. While Barry is thrilled with his new power, Cisco is hesitant to trust it. Meanwhile, Eva must face a shattering truth.

Protagonists

 * Team Flash
 * The Flash (Barry Allen)
 * Iris West-Allen
 * Frost
 * Caitlin Snow
 * Cisco Ramon
 * Allegra Garcia
 * Cecile Horton
 * Joe West
 * Harrison Wells
 * David Singh
 * Kamilla Hwang

Antagonists

 * Black Hole
 * Joseph Carver
 * Malcolm Strombard
 * Rag Doll
 * Thinker
 * Eobard Thawne (Earth-1)
 * Harrison Wells (Eobard Thawne) (Earth-Prime)
 * Eva McCulloch's Army
 * Assassins Three
 * Ultraviolet
 * Kimiyo Hoshi
 * Sunshine (Millie Rawlins)
 * "Daisy Korber"
 * Eva McCulloch
 * "Iris West-Allen"
 * "Kamilla Hwang"
 * Ramsey Rosso

Other Characters

 * Arielle Atkins
 * Cecile Horton's Granddad
 * Central City Police Department
 * Daisy Korber
 * Hawkshaw
 * Chester P. Runk
 * Eva McCulloch
 * Fallen Allies
 * Firestorm (Martin Stein)
 * Firestorm (Ronnie Raymond)
 * H.R. Wells
 * Harry Wells
 * Jesse Quick (Jesse Wells)
 * Nash Wells
 * XS (Nora West-Allen)
 * Harrison Sherloque Wells
 * Grandma Runk
 * Gideon
 * Gwen
 * Harrison Wells (Earth-1)
 * Captain Cold (Leonard Snart)
 * Maya
 * Allegra Garcia's Father
 * Mrs. Horton
 * Green Arrow (Oliver Queen)
 * Peter Higgs
 * Rachel Maddow
 * Richard Feynham
 * Team Flash (Earth-1)
 * The Flash (Barry Allen) (Earth-1)
 * Caitlin Snow (Earth-1)
 * Cisco Ramon (Earth-1)
 * Iris West-Allen (Earth-1)
 * Tess Morgan

Teams and Organizations

 * Black Hole
 * Cecile Horton, Metahuman Attorney
 * Central City Citizen
 * Central City Hospital (Mirrorverse)
 * Central City Police Precinct
 * Channel 5
 * Council of Wells
 * McCulloch Technologies
 * Eva McCulloch's Army
 * Assassins Three
 * S.T.A.R. Labs (Earth-1)
 * S.T.A.R. Labs
 * S.T.A.R. Labs (Mirrorverse)
 * Team Flash (Earth-1)
 * Team Flash
 * The Arielle Atkins Hour
 * U.S. Army

Events

 * Mirrorverse Invasion
 * Battle of Team Flash
 * Escape from the Mirrorverse

Species

 * Artificial Intelligences
 * Atlanteans
 * Humans (Earth-1)
 * Humans (Earth-2)
 * Humans (Earth-19)
 * Humans (Earth-221)
 * Humans (Earth-719)
 * Humans (Earth-Prime)
 * Humans (UE-24)
 * Metahumans (Earth-1)
 * Metahumans (Earth-Prime)
 * Reflections

Objects and Concepts

 * Appearance-Stealing Cord
 * Artificial Speed Force Machine (Earth-Prime)
 * Fusion Sphere
 * Artificial Speed Force Machine (Mirrorverse)
 * Artificial Speed Force
 * Babel Protocol
 * Breaches
 * CFL Quark Matter
 * Dark Matter
 * Energy Guns
 * Pulse Cannon
 * Fallen Allies' Gadgets
 * Captain Cold Goggles
 * Green Arrow Mask
 * Jesse Quick Suit
 * Quantum Splicer
 * XS Suit
 * Forcefields
 * Frost Suit
 * Fusion Sphere (Mirrorverse)
 * Hoverchair
 * Mirror Gun
 * Eva McCulloch's Suit
 * Mirror Gauntlet
 * Zip Line
 * Nightmare Ruby
 * Portal Machine (Earth-Prime)
 * Portal Machine (Mirrorverse)
 * Quantum Ball
 * Rag Doll Mask
 * Sunshine Suit
 * Tachyon Enhancer
 * Techno Fanny Pack
 * Smoke Bombs
 * The Flash Suit (Earth-1)
 * The Flash Suits
 * Ultraviolet Suit
 * Velocity Serums (0 and X)

Locations

 * Earth-1
 * Earth
 * North America
 * United States of America
 * Missouri
 * Central City
 * Infantino Street
 * S.T.A.R. Labs Central City Facility
 * Earth-Prime
 * Earth
 * Atlantis
 * North America
 * United States of America
 * Missouri
 * Central City
 * Central City Police Precinct
 * E. Matz Street
 * The Bentley Building
 * McCulloch Labs
 * S.T.A.R. Labs Central City Facility
 * Waterfront Road Stash House
 * Oklahoma
 * Texas
 * Washington
 * Starling City
 * County Road J
 * Mirrorverse
 * Central City
 * Butler Plaza
 * Central City Hospital
 * S.T.A.R. Labs Central City Facility
 * Negative Speed Force