According to The Hollywood Reporter, genre icon Michael Ironside, is guesting on The Flash as as Lewis Snart. He is the estranged, abusive father of villains Leonard Snart/Captain Cold (Wentworth Miller) and Lisa Snart/Golden Glider (Peyton List). Lewis is described as a cold-blooded, ruthless career criminal. Recently released from prison, he returns to Central City with a plan that will endanger both of his children.
Ironside will guest-star in episode 203, entitled “Family of Rogues.” Miller and List will also be in the episode as their villainous alter egos. In a bit of full circle casting, this isn’t the first time Ironside has played Peyton List’s father on a superhero show. During Smallville’s run, he played General Sam Lane, father of Lois and Lucy. Lucy was played by Peyton List.