Artistes récurrents de la saison 8

1. 

   Grant Gustin

   Barry Allen / The Flash

2. 

   Danielle Panabaker

   Dr. Caitlin Snow / Killer Frost

3. 

   Carlos Valdes

   Cisco Ramon / Vibe

4. 

   Keiynan Lonsdale

   Wally West / Kid Flash

5. 

   Tom Cavanagh

   Harrison 'H.R.' Wells

6. 

   Jesse L. Martin

   Joe West

7. 

   Tom Felton

   Dr. Julian Albert

8. 

   Candice Patton

   Iris West

Vedettes invitées 5

1. 

   Emily Bett Rickards

   Felicity Smoak

2. 

   Tobin Bell

   Doctor Alchemy (voice) (uncredited)

3. David Forts

   Patron

4. 

   Todd Lasance

   Edward Clariss / The Rival

5. 

   John Wesley Shipp

   Jay Garrick / The Flash

Équipe technique 6