Victor Raider-Wexler, who plays Carrie's boss Mr. Kaufman, previously had a recurring role as Mr. Kaplan, Carrie's boss at the law firm she worked at.
The episode title "Mama Cast" is a reference to Cass Elliot, known as "Mama Cass", a deceased singer with the 1960's group The Mamas & the Papas.
The icecream truck chasing Doug is an homage to the Steven Spielberg film, "Duel"
The Dr. Frosty and Mr. Soft Serve Trucks are both a parody of the famous Mr. Softee Ice Cream Truck.