Tom Welling Clark Kent Actor Kristin Kreuk Lana Lang Actor Michael Rosenbaum Lex Luthor Actor Allison Mack Chloe Sullivan Actor John Schneider Jonathan Kent Actor Annette O'Toole Martha Kent Actor John Glover Lionel Luthor Actor Jensen Ackles Jason Teague Actor Erica Durance Lois Lane Guest Star Terence Stamp Jor-El Guest Voice Jane Seymour Genevieve Teague Guest Star Anthony Harrison Head Astronomer Guest Star David Orth Soldier with Megaphone Guest Star Tom Pickett Principal Guest Star Craig Veroni Lex's Minion Guest Star Robert Gauvin Helicopter Pilot Guest Star Jeremy Jones Young Father Guest Star Alfred Gough Executive Producer Miles Millar Executive Producer Todd Slavkin Writer Darren Swimmer Writer Greg Beeman Director