Preview Trailer: Smallville: Luthor
12/2 - 2:26pm Eastern: Updated with additional previews. The CW released a peak at this week's episode to Smallville's "Luthor." Clip below the episode sypnosis. Synopsis: Tess acquires a Kryptonian box that once belonged to Lionel Luthor. When Clark accidentally activates the box, he's transported to a parallel universe where Lionel found Clark in the cornfields instead of the Kents. In this universe, Clark Luthor is a murderer and Lois is engaged to Oliver and both of them hate Clark. Clark must be careful not to tip off Lionel (John Glover) that he's not his son while trying to figure out how to get back to Earth where the monster Clark Luthor was transported in his place. Executive producer Kelly Souders directed the episode written by Bryan Q. Miller. Smallville airs Fridays at 8pm Eastern on the CW.