The Flash [Barry Allen]; Heat Wave [Mick Rory]; Captain Cold [Leonard Snart] (flashback); Detective Burns; flame beings; Warden Gregory Wolfe; The Pipeline (Iron Heights armored guards); Kristen Kramer; Commander Cold; Iris West; Mick Rory's father (image in Mick's mind); Mick Rory's mother (image in Mick's mind); Mick Rory's brother (image in Mick's mind)
Synopsis
Heat Wave is transformed into a fire god by the Sage Force, and Barry and Detective Burns become trapped in a world in Mick's brain and must try to find a way out before Heat Wave's power consumes them all.