Stagioni Regolari 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

Guest Stars 8

1. 

   Danielle Nicolet

   Cecile Horton

2. 

   Richard Zeman

   Lucius Coolidge / Heat Monger

3. 

   Liam Hughes

   Young Barry

4. 

   Sasha Rojen

   Young Iris

5. 

   Tobin Bell

   Savitar (voice) (uncredited)

6. 

   Anne Dudek

   Tracy Brand

7. 

   Andre Tricoteux

   Savitar

8. 

   Ken Camroux-Taylor

   Judge Hankerson

Troupe 5