Knight Cohle

Knight R. Cohle is a member of the Brotherhood of Steel in 2287.

Background
He was placed in lockup after being caught consuming alchohol and chems while on duty. Despite showing signs of addiction, he was eventually released under Scribe Haylen's supervision.

Appearances
R. Cohle is mentioned only in Fallout 4.

Behind the scenes
Cohle's name is likely a reference to Rust Cohle, a central character in the anthology crime series True Detective, who also suffered from issues with addiction and alcoholism.