Team Flash meets a scientist who may be the key to stopping Savitar, but is forced into a battle with Killer Frost.
Episode rating
Cast of episode
83
7
6
3
- Barry Allen
- Caitlin Snow
- Dr. Harry Wells
- Cisco Ramon
- Joe West
- Iris West-Allen
- Cecile Horton
- Wally West
- Julian Albert
- Tracy Brand
- Savitar
- Savitar