* The Metalunian mutant's blood was not ordinary fake blood, but actual ''tomato ketchup'', which started to go off under the hot studio lights.

* HeyItsThatGuy: Steve Carlson is played by Russell Johnson, TheProfessor from ''Series/GilligansIsland.''
** Creator/ColemanFrancis (!) makes an uncredited cameo as a deliveryman.
** One of the reporters talking to Cal is played by Olan Soule, better known as Ray Pinker of S.I.D., from the '60s episodes of ''Franchise/{{Dragnet}}'', or possibly as the voice of Batman in 1960s {{Creator/Filmation}} cartoons and the 1970s SuperFriends.
* NamesTheSame: Don't confuse Exeter with the English city, or Brack with [[WesternAnimation/TheBrakShow Brak]].
** Or indeed [[BarackObama Barack]]...