In Billets' office, Bosch sees a cactus on her desk and asks, "Fan mail from some flounder?" The line originated in the "Rocky & Bullwinkle" series, often coming before commercial breaks, like one time after Rocky pulls a message from a bottle while on a boat. Naturally, Bosch delivers the line with a complete deadpan.
Jamie Hector, Lance Reddick, and James Ransome all appeared on The Wire.