Taylor Hawkins admitted on several talk show appearances, including Howard Stern and Jimmy Kimmel, that he refused to bother learning the script and improvised all of his lines deciding to just say whatever he felt fit in the moment.
Filmed in secret during the pandemic.
Rip Haight, who appears as the band's sound engineer, is a pseudonym for John Carpenter. Carpenter also co-wrote the theme music played during the film's opening credits.
The red 1995 Dodge 1500 Ram van that's featured in the film is the same van used on the Foo Fighters' first U.S. tour to promote their debut album. It was going to be used again for the band's 25th Anniversary "Van Tour" in 2020 but was canceled due to the COVID-19 pandemic. Instead it was used for the movie.
When Dave Grohl is looking around in the cellar, the raygun from the cover of the Foo Fighters's self-titled debut album can be seen.