Tom Welling Clark Kent Actor Michael Rosenbaum Lex Luthor Actor Kristin Kreuk Lana Lang Actor Sam Jones III Pete Ross Actor Allison Mack Chloe Sullivan Actor John Schneider Jonathan Kent Actor Annette O'Toole Martha Kent Actor Eric Johnson Whitney Fordman Actor Lizzy Caplan Tina Greer Guest Star Tom O'Brien Roger Nixon Guest Star Beverley Breuer Rose Greer Guest Star Sarah-Jane Redmond Nell Potter Guest Star Annabel Kershaw Flower Shopper Guest Star Mark McConchie Mr. Ellis Guest Star Brian Jensen Coach Guest Star Mitchell Kosterman Sheriff Ethan Miller Guest Star Alfred Gough Executive Producer Miles Millar Executive Producer James Frawley Director Mark Verheiden Writer