Tom Welling Clark Kent Actor Allison Mack Chloe Sullivan Actor, Director Erica Durance Lois Lane Actor Justin Hartley Oliver Queen Actor Cassidy Freeman Tess Mercer Actor Callum Blue Zod Actor Serinda Swan Zatanna Zatara Guest Star Carlo Marks Stephen Swift, Warrior Angel, Devilicus Guest Star Owen Best Alec Abrams Guest Star C. Ernst Harth Harry Guest Star Joe Maffei Newspaper Stand Worker Guest Star Jack Weatherbe Goon 3 Guest Star Laura Wilson Alec's Aunt Guest Star Jesse Reid Disgruntled Fanboy Guest Star Jackson Berlin Gladiator Guest Star Kelly Souders Executive Producer Brian Wayne Peterson Executive Producer James Marshall Executive Producer Michael Tollin Executive Producer Brian Robbins Executive Producer Joe Davola Executive Producer Bryan Q. Miller Writer