Jason Schwartzman used the incomplete on-ramp freeway as a place to relax on set in between takes. "I would go up there all the time and sit up there. (...) Don't tell anyone. It's my secret spot. My secret spot in Asteroid City. It's kind of a hidden gem."
When Montana walks around, you can hear sound of spurs, even though he is not wearing any.
Bryan Cranston said the filming of this movie was very familial, where the actors would have nightly banquets. He referred to it as "fulfilling an actor's dream camp" and said filming this movie was not easy but was a great experience.
Scarlett Johansson said she had no problem using a body double to film her full frontal nude scene, however, she said it was awkward for Wes Anderson to direct it.