Tom Wopat (Senator Jennings) was John Schneider's costar on their popular series The Dukes of Hazzard; that originally aired on the CBS television network from 1979 to 1985; in which they played cousins Luke and Bo Duke, respectively.
Lois's fake passport name is Margot Neill, a reference to Margot Kidder and Noel Neill, actresses who previously played the role of Lois Lane.
First episode not to feature Lana Lang (Kristin Kreuk).
As of this episode, Clark and Lex are the only two members of the original main cast who appeared in every episode.