Official CW description for The Flash episode "I Know Who You Are"
Overnight ratings report for the Flash episode "Killer Frost"
On-set interview with Danielle Panabaker about The Flash's "Killer Frost" situation
Greg Grunberg will be joining the cast of The Flash in a recurring role.
Screen captures from the extended promo trailer for the Flash episode "Killer Frost"
Preview trailer for the Flash episode "Killer Frost" directed by Kevin Smith
Official CW preview images for the Flash episode "Killer Frost" directed by Kevin Smith
Official description for the Flash episode "Killer Frost" directed by Kevin Smith
Danielle Panabaker discusses two upcoming milestones for Caitlin.
Dr. Alchemy is featured in the second Flash episode to be directed by Kevin Smith.