Carlos Valdes as Cisco Ramon, named after the civilian identity of the DC Comics character Vibe. A mechanical engineering genius, Ramon is the youngest member of the team of scientists at S.T.A.R. Labs. Danielle Panabaker as Dr. Caitlin Snow,[9] named after the civilian identity of the DC Comics character Killer Frost. A highly intelligent bioengineering expert, Snow believes she lost her fiancé, Ronnie Raymond[9] during an explosion at S.T.A.R. Labs. This will explain how Vibe can counter the Speed Force,as for Frost it looks like a love triangle a villain ala Selina Kyle's Batman.