Linda Ko

Tess acquires a Kryptonian box that once belonged to Lionel Luthor (former series star JOHN GLOVER). 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 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 makes her directorial debut.

The Fringe Division undertakes a puzzling investigation into why victims are disintegrating into ash; the case casts light on Broyles' past; personal details about the division leader emerge.

On a flight to Washington with Purdy (David Ogden Stiers), Johnny has a vision of their plane crashing and must convince the pilot and onboard Air Marshall to risk the lives of everyone on board.