This is James Marsters first appearance in Smallville. He goes on to play Brainiac in several more episodes this season.
Beginning with this episode, this show now airs on Thursday nights on The WB.
Kristin Kreuk's name is misspelled as Kristen Kreuk in the new opening credits.
The Fortress of Solitude makes its debut.
Nam-Ek: Lying is their way.
Aethyr: Not for long.
Jonathan: It doesn't hurt to have a one-man construction team as a son.