The Curious Case of Bartholomew Allen


 * For the titular character, see Barry Allen (Earth-Prime).

This episode marks the conclusion of Interlude III. "What if I forget who she is... before she comes back? I thought I had plenty of time to get Iris back... And live my life with her. Now it's all fading away, like my body. And now, with my mind going, too... it's like losing everyone you love... All at once."

- Barry Allen to Cecile Horton

Synopsis
The Flash gets blasted with a shockwave forcing his body to age prematurely.

Main Characters

 * Team Flash
 * The Flash (Barry Allen)
 * Chester P. Runk
 * Allegra Garcia
 * Cecile Horton
 * Joe West
 * Caitlin Snow
 * David Singh

Villains

 * Liches
 * Pytor Orloff
 * Olsen

Other Characters

 * Marco
 * Iris West-Allen
 * Nora West-Allen
 * Kristen Kramer
 * Gideon
 * Benjamin Button
 * Jenna West
 * Rob
 * Rob's Mother
 * Steve Palmer
 * Henry Allen
 * Nora Allen
 * Cecile Horton's Grandmother
 * Carla Tannhauser
 * Frost

Teams and Organizations

 * CC Jitters
 * Central City Police Department
 * Team Flash
 * Mercury Labs
 * Miliken Standard Corporation
 * S.T.A.R. Labs
 * Magnus Labs
 * Corbin Taft Industries
 * Kord Industries
 * Wayne Enterprises
 * Puleski Institute
 * Iron Heights Penitentiary

Events

 * Arrest of Pytor Orloff
 * Search for Iris West-Allen

Species

 * Metahumans
 * Humans
 * Orcs
 * Krakens
 * Robots

Objects

 * The Flash Suits
 * Particle Eradication Distributor
 * Dungeons & Dragons
 * Gamma Absorption Array
 * Thermal Detonator
 * Enlightenment Satellites
 * Energy Amplifier
 * Mirror Gun

Locations

 * Earth-Prime
 * Earth
 * North America
 * United States of America
 * Missouri
 * Central City
 * City Center
 * CC Jitters
 * Central City Police Precinct
 * West House
 * Leawood
 * Lawrence Hills
 * Victory Ship Way
 * Central City Docks
 * Chubbuck
 * Westminister
 * Windsor Heights
 * Petersburg
 * Mounds View
 * New Brighton
 * Danville
 * Englewood
 * Gardener River
 * Western Avenue Bridge
 * University Town
 * Fontana Drive
 * S.T.A.R. Labs Central City Facility
 * Magnus Labs
 * Corbin Taft Industries
 * Iron Heights Penitentiary
 * Apartment 301
 * Asia
 * China
 * Great Wall of China
 * Hell
 * Speed Force
 * Mindscape

Trivia

 * The title of the episode is a reference to the 1922 short story The Curious Case of Benjamin Button.
 * This episode introduces Pytor Orloff, who was mentioned in.