S1 Ep. 20: Running

Running is the twentieth episode of season 1 that aired on February 25, 1976. It was directed by Don Weis and written by Michael Fisher.

Summary
When a former model turned alcoholic becomes the only one to have gotten a good look at a homicidal thief while he was robbing his apartment, Starsky and Hutch are on the hunt searching for this guy. Because Starsky went to school with the witness, he decides to endanger both his career and his life to protect her and find the killer.