Tonton Streaming Hardcastle and McCormick (1983) S1E5 - Goin' Nowhere Fast

A convict who has been having an affair with the warden's wife, escapes with her help. He then calls Hardcastle, which agitates him. He and McCormick go out to find him. Eventually, it's revealed that before Hardcastle chose McCormick, he gave this guy a try—and he proved Hardcastle wrong.