The Walker
It is an independent production and is the latest installment in Schrader's "night workers" series of films , starting with "Taxi Driver" in 1976 , followed by "American Gigolo" in 1980 and "Light Sleeper" in 1992 . 
<triplet> American Gigolo <subj> 1980 <obj> publication date <triplet> Light Sleeper <subj> 1992 <obj> publication date