Cosnett played Detective Eddie Thawne in Season 1 and was killed off in the finale.
The news of Gustin's contract renewal comes after fans were speculating if the show would continue beyond its current eighth season.
One of the most iconic Superman villains has arrived in Smallville in the Season 2 premiere of Superman & Lois.
The new trailer shows exactly how Ian Bohen's character will be causing havoc.
December 7, 2021