This is a mix of three different lists of films related to "Once Upon a Time... in Hollywood".
1-10 - BFI's 10 essential films to watch after "Once Upon a Time... in Hollywood".
11-20 - Taste of Cinema's 10 Great Movies To Watch If You Liked "Once Upon a Time in Hollywood".
http://www.tasteofcinema.com/2019/10-great-movies-to-watch-if-you-liked-once-upon-a-time-in-hollywood/
21-29 - Quentin Tarantino Picks 10 Films to See Before "Once Upon a Time in Hollywood".
https://www.indiewire.com/gallery/quentin-tarantino-movies-influenced-once-upon-a-time-in-hollywood/
"The Wrecking Crew" has appeared on the lists twice. So Quentin Tarantino's selection contains only nine films.
And of course, if you liked this movie you can watch it again. So number 30 is "Once Upon a Time... in Hollywood".
