Rocko Vivaldi's name is a combination of the main character of Rocko's Modern Life (1993) and guitarist Angel Vivaldi.
Despite Jason Dobson, Liam Woodward, and Richard Stebbins being credited with the thug roles; other actors occasionally filled in including Kyle Robins and Greggory Bogëv Lodin.
One of the knives in Dario Brasso's knife case is one of the many prop knives from Through the Devil's Eyes (2014).
Sergio and Dario were named after icons of Italian cinema: Sergio Leone and Dario Argento respectively.
The scene in which Mark vomits after smelling foul food is real. Michael Lakota Dillon actually managed to make himself vomit.