The Flash: 'Prison Break' Alum Dominic Purcell Cast as Heatwave

Dominic Purcell (Prison Break) is the latest addition to the cast of The Flash. 

Purcell will play Mick Rory, a pyromaniac who finds an outlet for his obsession with fire when he teams up with Leonard Snart/Captain Cold (Miller) and becomes the villain known as Heatwave. 

Purcell will first appear in episode 4 of the comic-book based series.