First part of a crossover with Chicago P.D. (2014) season 3 episode 14, The Song of Gregory Williams Yates (2016)
This episode is a continuation of the events that began on a three-part series crossover event that started with We Called Her Jellybean (2015) and were continued on The Number of Rats (2015) and Daydream Believer (2015). It is also continuing events that happened earlier in season 17 in Devil's Dissections (2015) and Criminal Pathology (2015).
Bronwyn Freed-Wilkins' involvement with the escape of William Lewis from the episode Beast's Obsession (2014) is referenced in this episode.
Kevin Kane has appeared in several episodes, playing a different character each time.
- Scott Ryland in Inconceivable (2008)
- Officer Greg Wilcox in Child's Welfare (2012)
- Major Bowman in Nationwide Manhunt (2016)
- Gary Kent in Mea Culpa (2018)
Dallas Roberts has appeared in five episodes of SVU, as two different characters: 6.9, "Weak", as Thomas Mathers. 16.20, "Daydream Believer", as Greg Yates. 17.01, "Devil's Dissections", as Greg Yates. 17.02, "Criminal Pathology", as Greg Yates. 17.14, "Nationwide Manhunt", as Greg Yates.