This episode is dedicated to the memory of Gardner Fox, a DC Comics writer who worked on the original Justice League comic. Fox scripted the first JLA/JSA team-up in Justice League comics and he is also credited with the creation of the DC "Multiverse."
Phrases like holy hostages and old chum were often used in the 60's live action Batman series. Additionally, Seargeant Shaunessy may be an homage to Chief O'Hara from the same series who had a similar accent and disposition.
The character names "The Streak" and "Black Siren" have also been used to describe the Flash and the Laurel Lance character from Earth 2 in the Arrow Verse of the popular CW series of the Flash and Arrow.
Included as a bonus cartoon from the DC Comics Vault on the Blu-ray releases of Justice League: The Flashpoint Paradox (2013) and Justice Society: World War II (2021)
Sir Swami says "It's true what they say, TV really is bad for you." Jeffrey Jones, who voices Sir Swami, starred in the movie Stay Tuned (1992) as the devil who gives an unsuspecting couple a remote that sucks them into a demonic TV reality.