When Johnson meets Lloyd Chandler, it is completely dark before 7:30 p.m. in summer in Northern Indiana.
Two times you can see mountains in the background. The first is when Kimble and Gerard are driving from South Bend and the other is at the amusement park. Indiana doesn't have mountains.
The Taft's son, appearing only briefly in the show, is listed in the credits as Bobby Taft. Any time he is mentioned in the show, however, his name is given as Billy.