El’s battle against Doomsday. But, many were left surprised by how showrunners Brent Fletcher and Todd Helbing chose to end the fight. Following the finale, the two talked about Doomsday’s fate in the show.

All El is about to break loose in Smallville as Superman & Lois literally smashes into its series finale tonight. And in TV Insider’s exclusive clip from the hour, “It Went By So Fast,” it becomes clear that our Man of Steel is gonna need some backup if there is any hope of ending the series in one piece.

Warning: spoilers ahead! 'Superman & Lois' stars Tyler Hoechlin, Elizabeth Tulloch, and Michael Cudlitz, as well as showrunner Brent Fletcher, explain what that emotional Lex Luthor moment in the series finale means.