Estelle Harris, Jason Alexander and Jerry Stiller were hired to do voice overs for the scenes where Mia Farrow and Christopher Walken sit stone-faced watching an unseen TV sitcom. Todd Solondz felt the "Costanzas" on the TV series "Seinfeld" were a sitcom version of the family he was depicting, but he couldn't afford to use audio clips from "Seinfeld."
Selma Blair was 5 months pregnant during the filming of the movie.
Mia Farrow came out of retirement to appear in the film. This was mainly because her son was a fan of Todd Solondz's work. She committed to the movie without reading the script. To date (2022) this remains Farrow's last film appearance.
The toy store Abe tries to return a defective toy to is clearly a Toys "R" Us, despite the logo being digitally blurred.