When Brooke goes on a date with a "Rolling Stone" critic who's meant to come off as smug and self-important, his Twitter handle is "KingofSarcasm01." The Twitter handle is based on showrunner Chris Kelley's high-school AOL Instant Messenger name.
Olivia Colman name-checked this as a show she's bingeing and loving in her 73 Questions interview with "Vogue" magazine.
Drew Tarver and Ken Marino both guest-starred on "Brooklyn Nine Nine."