None of the three Turkish characters in this episode is portrayed by a Turk or person of the ethnicity of the characters. Instead, they're portrayed by: Shohreh Aghdashloo, an Irani, Danny Pudi, half Indian and half Polish, and Zina Zaflow, an Iraqi.
A reference is made to Dawn of the Dead (1978). Mekhi Phifer played in the remake Dawn of the Dead (2004).
When urine tox screens are done, a female would never be assigned to observe a male giving a urine sample.
Linda Cardellini (Samantha Taggart) & John Leguizamo (Dr. Victor Clemente) also worked together on Bloodline (2015) as Meg Rayburn & Ozzy Delvecchio respectively.