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 on the shared DC Arrowverse shows, where she is a main character on the television series The Flash.

Appearances in Idea Wiki

 * The three incarnations of Killer Frost appear in the Justice League/Teen Titans Animated Universe.
 * Caitlin Snow (voiced by Catherine Taber) is depicted as a superheroine (in the name of Winter Star), a member of the Justice League, and Ronnie Raymond's widowed wife. She has a daughter with Ronnie named Delilah, who becomes the young heroine New Gaia, and joined the Knights of Rao led by Terra.
 * Louise Lincoln (voiced by Jennifer Hale) appears as the first Killer Frost. She is a member of the Task Force X Squad. She along with some of her teammates are killed by the Enchantress in the Justice League: Knights of Rao episode "Hostile Crisis". In Chronicles: Dark Kingdom, Killer Frost is resurrected along with a majority of the deceased supervillains by Harley Quinn with the Heart of Anubis, until the relic is destroyed by Terra, causing the Killer Frost and the resurrected villains to disintegrate again.
 * Crystal Frost appears in the comic book tie-in Secret Legends as the second Killer Frost following Lincoln's death.