Tom Welling Clark Kent Actor Allison Mack Chloe Sullivan Actor Erica Durance Lois Lane Actor Aaron Ashmore Jimmy Olsen Actor Justin Hartley Oliver Queen Actor Sam Witwer Davis Bloome Actor Cassidy Freeman Tess Mercer Actor Kristin Kreuk Lana Lang Guest Star Phil Morris John Jones Guest Star Anna Williams Eva Greer Guest Star Daren A. Herbert Tess' Assistant Guest Star Alaina Huffman Dinah Lance, Black Canary Guest Star Stephen Lobo Randall Brady Guest Star Mike Dopud Security Guard George Guest Star Ari Cohen Regan Matthews Guest Star Michael J. Rogers Agent Black Guest Star Max Train Jesse Watts Guest Star Dario Delacio Doomsday Guest Star Alessandro Juliani Dr. Emil Hamilton Guest Star Jason Poulsen Colin Guest Star Alfred Gough Executive Producer Miles Millar Executive Producer Mike Rohl Director Kevin Fair Director Mairzee Almas Director Glen Winter Director James Marshall Director Rick Rosenthal Director Morgan Beggs Director Brian Wayne Peterson Writer Turi Meyer Writer Bryan Q. Miller Writer Holly Henderson Writer Caroline Dries Writer Kelly Souders Writer Al Septien Writer Don Whitehead Writer Jeannot Szwarc Director Todd Slavkin Writer Darren Swimmer Writer