Daedalus Icarus' wings, Daedalus is portrayed assisting in the creation of something that has subsequent negative consequences, in this case with his creation of the monstrous Minotaur's almost impenetrable Labyrinth, which made slaying the beast an endeavour of legendary difficulty. The most familiar literary telling explaining Daedalus' wings is a late one, that of Ovid: in his "Metamorphoses" (VIII:183–235) Daedalus was shut up in a tower to prevent the knowledge of his Labyrinth from spreading to the public. He could not leave Crete by sea, as the king kept a strict watch on all vessels, permitting none to sail without being
The Daedalus Variations original concept of an episode involving alternate realities was a room in Atlantis that shifts into alternate realities. However, the idea had several issues, including the possibility of no Atlantis in one reality, so Robert C. Cooper suggested using the "Daedalus". The final draft of "The Daedalus Variations" was completed on February 11. On February 12, the prosthetics meeting for the episode, as well as "The Seed", "Broken Ties" and "Whispers" took place, which most likely involved the unknown aliens featured from the episode. The appearance of the aliens was revealed in the advertisement for the episode on July 27.