 This film makes reference to Blue Duck, a former nemesis of Gus and  Call, and even includes a flashback to his capture of Lorena from  _"Lonesome Dove" (1989) (mini)_ (qv). Wes Studi (qv), who plays  Famous Shoes in this film, also appears in the Lonesome Dove  prequel, _"Comanche Moon" (2007) (mini)_ (qv), as Blue Ducks  father, Buffalo Hump.