* ActorAllusion: The third season ChristmasEpisode is called in which Max believes an autistic child is communicating a message from his son is called "Samuel Rising." Miko Hughes, who appeared as an evil alien in three episodes of the second season, played the autistic child in the movie ''Film/MercuryRising''.
** In "Viva Las Vegas," Michael gives everyone drink themed aliases for their fake [=IDs=]. Alex, played by Colin Hanks, son of TomHanks, gets the alias Tom Collins.
* CaliforniaDoubling: The wilderness scenes heavily featured KirksRock. The scenes of the town, including the Crashdown Cafe, were shot in Covina, CA.
* TheCastShowoff: Dang, Maria can sing. And have an arc devoted to her musical career.
** Don't forget Valenti's band in season three.
* DawsonCasting: Jason Behr was 26 at the start of the show.
* McLeaned: Alex, after Colin Hanks left the show.
* TheOtherDarrin: Mr. Evans is one actor on episode 2 and then changed by another for the rest of the series, commonly known in fandom as The Fake Mr. Evans.