Brian Cox claimed that playing Logan Roy resulted in the first time of his career in which everyone in public recognizes him on both name and face.
Director Adam McKay successfully advocated for shooting the series on 35mm film instead of digitally to give a more classical look to a saga of old money.
The production initially wanted Kieran Culkin to read for the part of cousin Greg, but he didn't feel he was right for the part and so opted for Roman instead with the role of Greg going to Nicholas Braun.