The cast boasts 5 Oscar winners: Leonardo DiCaprio, Jennifer Lawrence, Cate Blanchett, Meryl Streep and Mark Rylance, 2 Oscar nominees: Timothée Chalamet and Jonah Hill, as well as 2 Grammy winners: Ariana Grande and Kid Cudi.
Adam McKay originally planned to make the movie for Paramount Pictures before it was acquired by Netflix in April 2020.
Director Adam McKay says that Neil deGrasse Tyson might make a surprise cameo in the movie to explain about how comets come from space.
Leonardo DiCaprio and Jonah Hill previously starred in Django Unchained (2012) & The Wolf of Wall Street (2013).
The second film in which Meryl Streep's character has the last name Orlean, the other being Adaptation. (2002).
Meryl Streep and Ariana Grande were originally supposed to star on-screen together in The Prom (2020) before Grande had to leave the project.
Leonardo DiCaprio, Timothée Chalamet, Mark Rylance and Himesh Patel starred in Christopher Nolan film, with DiCaprio was in Inception (2010), Patel was in Tenet (2020), Rylance was in Dunkirk (2017), and Chalamet starred in Interstellar (2014).
Both Cate Blanchett and Kid Cudi had starred in a Keanu Reeves movie, Blanchett was in The Gift (2000) and Cudi was in Bill & Ted Face the Music (2020).
Both Timothée Chalamet and Leonardo DiCaprio had worked with Armie Hammer, Chalamet was in Call Me by Your Name (2017) and DiCaprio was in J. Edgar (2011).
Jonah Hill and Cate Blanchett previously worked on the How to Train Your Dragon film series.
Leonardo DiCaprio and Melanie Lynskey have both worked with Kate Winslet; DiCaprio in Titanic (1997) and Revolutionary Road (2008), and Lynskey in Heavenly Creatures (1994).
This is Cate Blanchett and Ron Perlman's first non-Guillermo del Toro collaboration.
Jennifer Lawrence, Cate Blanchett, and Melanie Lynskey previously worked with Elizabeth Banks, Lawrence did in The Hunger Games franchise, while Blanchett and Lynskey were in Mrs. America (2020).
Both Cate Blanchett and Leonardo DiCaprio had starred in an Alejandro G. Iñárritu film, Blanchett was in Babel (2006) and DiCaprio was in The Revenant (2015).
Adam McKay and Jennifer Lawrence are also working on the Elizabeth Holmes biopic Bad Blood.
Ron Perlman and Michael Chikils voiced Deathstroke for two different DC animated series.