Richard Lineback, was a supporting character in "The Gunfighter". Coates is a watch store owner with a reputation for defending himself during armed robberies. He is robbed and murdered in his home by Fletcher Nix.Delmar Coates, played by guest star
|Season three appearances|
|The Gunfighter||Cut Ties||Harlan Roulette||The Devil You Know||Thick as Mud|
|When the Guns Come Out||The Man Behind The Curtain||Watching the Detectives||Loose Ends||Guy Walks Into a Bar|
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