Ted Levine's character bears the nicknamed 'Buffalo' Bill. This is not the first time he has played a character who bore that nickname. In The Silence of the Lambs (1991) Levin plays a psychopath the press nicknames 'Buffalo Bill' because he skins his victims.
This is the second episode that star Liev Schreiber has directed.
Mickey Donovan (Jon Voight) is referred to as 'Chip' by his Las Vegas associates. Voight's brother Wesley Voight goes by the professional pseudonym Chip Taylor.