Smallville Season 8 Finale Episode 22 (S08E22) airs on May 14th with all new episode, "Doomsday" 8.22. In season finale Smallville, despite the threat that Doomsday poses, Clark cannot bring himself to kill Davis forcing Oliver and his team to take matters into their own hands. Chloe finds herself caught in the conflict between Oliver and Clark, while Lois takes on Tess.
Watch Smallville Season 8 Finale Episode 22 Doomsday trailer preview.
Full episode of Smallville "Doomsday" 8.22 can be watch this Thursday 8/7C at CW TV.
Watch Smallville season finale special promo video.