Watch Serpico Online – Free Streaming 1973 Full Movie HD on Putlocker and 123movies. Serpico is really a cop within the 1960s-early 1970s. Unlike all his colleagues, he refuses a share of the money that the cops routinely extort from local criminals. Nobody desires to work with Serpico, and he’s in constant danger of becoming placed in life threatening positions by his “partners”. Nothing seems to get carried out even when he goes to the highest of authorities.