3+ films seen per director, and in no particular order:
Coen brothers - Fargo
Michael Mann - Manhunter / Collateral
Robert Zemeckis - Back to the Future
Francis Ford Coppola - The Godfather
Christopher Nolan - Memento
Bong Joon-ho - Parasite
Alfred Hitchcock - Rear Window
Steven Spielberg - Catch Me If You Can
Denis Villeneuve - Prisoners
Martin Scorsese - The Irishman / Taxi Driver
David Fincher - Gone Girl
Sergio Leone - A Fistful of Dollars / For a Few Dollars More
Guillermo del Toro - Pan's Labyrinth
John Carpenter - In the Mouth of Madness
Mel Gibson - Apocalypto / Braveheart
Park Chan-wook - Sympathy for Mr. Vengeance
Don Siegel - The Beguiled
Brian De Palma - Carlito's Way
Still got plenty to see.