Killer Frost

Killer Frost is a name used by several female supervillains and superheroes appearing in comic books published by DC Comics: Crystal Frost, Louise Lincoln, and Caitlin Snow. Each different individual in the DC Universe assuming the Killer Frost persona usually has some connection to the superhero Firestorm. Various iterations (Crystal Frost and Louise Lincoln) have appeared in various animated projects and video games with most of them having the character voiced by Jennifer Hale. Danielle Panabaker portrays Caitlin Snow and her Killer Frost persona on the shared DC Arrowverse shows, where she is a main character on the television series The Flash.