<P> Matheson 's script made explicit that the unnamed truck driver , the villain of the film , is unseen aside from the shots of his arms and boots that were needed to convey the plot . In the DVD documentary , Spielberg observes that the fear of the unknown is perhaps the greatest fear of all and that Duel plays heavily to that fear . Throughout the film , the driver of the truck remains anonymous and unseen , with the exception of two separate shots where his arm waves Weaver on into oncoming traffic , and another shot where Weaver observes the driver 's snakeskin boots . His motives for targeting Weaver 's character are never revealed . Spielberg says that the effect of not seeing the driver makes the real villain of the film the truck itself , rather than the driver . </P>
<P> Matheson 's script made explicit that the unnamed truck driver , the villain of the film , is unseen aside from the shots of his arms and boots that were needed to convey the plot . In the DVD documentary , Spielberg observes that the fear of the unknown is perhaps the greatest fear of all and that Duel plays heavily to that fear . Throughout the film , the driver of the truck remains anonymous and unseen , with the exception of two separate shots where his arm waves Weaver on into oncoming traffic , and another shot where Weaver observes the driver 's snakeskin boots . His motives for targeting Weaver 's character are never revealed . Spielberg says that the effect of not seeing the driver makes the real villain of the film the truck itself , rather than the driver . </P>
who was driving the truck in the movie duel
who was driving the truck in the movie duel
unnamed truck driver
unnamed truck driver