Lexa Doig (Rommie/Andromeda) met her future husband, Stargate SG-1 (1997) star Michael Shanks, when he guest starred in the this episode.
Gabriel, played by Michael Shanks, claims to be a teacher of ancient literature. On Stargate SG-1 (1997), Shanks' character, Dr. Daniel Jackson, is an expert on ancient languages.
A Commonwealth ship is named the "Siege Perilous". In Arthurian legend Merlin ordered one partiular seat at the round table be kept empty, reserved for the knight who would find the Holy Grail. The seat was the siege preilous.
Avatar Rommie tells Gabriel that Harper built her body. Gabriel refers to Harper as Pygmalion. In Ovid's "Metamorphosis" a sculptor, Pygmalion, carved a statue of a woman out of ivory, the statue was so beautiful the sculptor fell in love with it and Aphrodite turned it into a real woman.
In the War of 1812 Commander Perry said, " We have met the enemy and they are ours". For generations every schoolboy learned that line. In 1973 Walt Kelly had cartoon character Pogo say, "We have met the enemy and he is us" in an Earth Day poster. Now, Dylan says to Balance, "You have met the enemy and they are us".