Javier Escuella is a central character and a secondary antagonist featured in Red Dead Redemption. He is a former gang member alongside John Marston. Escuella is responsible for sheltering Bill Williamson in Nuevo Paraiso.

Javier Escuella was born in Nuevo Paraiso and was once a Mexican revolutionary. According to Agustin Allende, Javier's father was a drunk that worked on his uncle's land.

After spending some time in America, Escuella became a member of Dutch's Gang. When Dutch's gang was disbanded after Dutch went insane, Javier took it hard and returned to Mexico to work as a hitman for Allende, who was a Colonel in the Mexican Army. Marston is forced to pursue him in 1911 by the federal agents.

William "Bill" Williamson is a central character and one of the primary antagonists in Red Dead Redemption. He is a former gang partner of John Marston. Marston has been extorted into hunting down his former brothers in arms, with Bill Williamson being the first target. The hunt for Bill Williamson serves as the impetus for the game's plot and is the central motivating factor throughout the first and partially second act.

Bill Williamson was born in 1866. At some point, Bill joined the military before becoming a member of Dutch's Gang. During his time in the gang, Williamson, along with Dutch and Javier, seemed to have had a casual sexual relationship with Abigail Marston. In 1906, a botched bank robbery leaves Marston wounded and disillusioned. Some time afterward Dutch goes into semiretirement and Williamson, insane and disillusioned from Dutch's insanity, established his own gang whom resided in Fort Mercer.