Martin Scorsese and Al Pacino considered making a film together about Modigliani many years ago.
Al Pacino and Johnny Depp worked together in Donnie Brasco.
Stephen Graham and Al Pacino previously worked together in "The Irishman" (2019)
Johnny Depp and Stephen Graham's fourth film working together after "Public Enemies" (2009) "Pirates of the Caribbean: On Stranger tides" (2011) and it's sequel "Pirates of the Caribbean: Dead Men Tell No Tales" (2017). They also worked on a music video together for the band Babybird for their song "Unloveable" (2009).
Johnny Depp's first directorial credit in 25 years, and the first in which he does not also have an acting role.