Starsky & Hutch (1975)

S03E14 The Heavyweight

The dynamic duo of crime fighters encounters a former boxing champion, who now works at the docks and has seen the murder of a policeman orchestrated by a ruthless dockland thug. Tension escalates when the ex-champ's life is put at risk after he declines to throw a boxing match for the menacing racketeer, forcing him to navigate a dangerous web of crime while seeking justice.