- Tom Welling (Clark Kent)
- Erica Durance (Lois Lane)
- Cassidy Freeman (Tess Mercer)
- Justin Hartley (Oliver Queen)
Smallville — S7E18
Episode: Apocalypse
Air Date: 2008-05-01
Runtime: 41 min
Overview
When Clark wonders if the world would be better off if he never came to Smallville, Jor-El shows him what life would have been like if he had never existed.