This is Robert D. Krzykowski first collaboration with Sam Elliott and Aidan Turner since The Man Who Killed Hitler and Then the Bigfoot (2018).
This is the first movie Jeff Bridges, Sam Elliott, and T Bone Burnett have worked on since The Big Lebowski (1998).
This is the second adaptation of John Gardner's "Grendel" novel, after Grendel Grendel Grendel (1981).
Thomasin McKenzie and Aidan Turner previously starred in The Hobbit: The Battle of the Five Armies (2014) together.