A wanted poster from the Joker can be seen on a wall in the old police headquarters building. The photo on the poster had to be taken during The New Batman Adventures (1997) since the Joker features the same character design as in that show.
It is explained why Bruce never refers to Terry as "Batman" during his investigations. However, Bruce later does once in the episode "Ascension", mainly because he is publicly saved by Terry from Blight.
The car that Terry is driving resembles the Batmobile from Batman: The Animated Series.
This episode marks the first time Ace helps Batman.
When Shriek is revealed to have gone deaf, there was a high-pitched ringing tone in scenes shot from his point of view, implying that he had actually acquired tinnitus as a result of the malfunction of his suit.