The events of this episode are later revisited in the following season, in the episode Closure: Part 2 (2000).
Olivia mentions that she and Cassidy got drunk at "Meloni's," a nod to the actor who plays Stabler, Christopher Meloni.
One of the few episodes where instead of the using the traditional title cards with the Law & Order "dun dun" sound throughout, the first third of the episode, taking place overnight, is marked with occasional time stamps in the bottom corner; as well, a little over halfway through there is a title card (with no sound) saying "Six Months Later".
Harper Anderson, Tracy Pollan's character, was described as a 29-year-old, when Tracy Pollan was 39 years old at the time.
This is the first guest appearance of Terry Serpico in the series. He would go on to guest star four more times between Seasons 4-22, all as different characters.