When an experiment to save Barry's speed backfires, Nash Wells searches for a way to save The Flash and comes up with a dangerous plan; Iris makes a startling realization inside the Mirrorverse.
Episode rating
Cast of episode
85
12
1
1
1
- Dr. Harry Wells
- Barry Allen
- Iris West-Allen
- Caitlin Snow
- Cisco Ramon
- Cecile Horton
- Allegra Garcia
- Chester P. Runk
- Joe West
- Eva McCulloch
- Rosalind Dillon
- Joseph Carver