During Tim and Nancy's camping trip, Tim starts taking photos of Nancy. He then goes on to explain that he used to work for the Daily Planet. Marc McClure who plays Tim also played Jimmy Olsen in the first 4 'Superman' films and also Supergirl (1984). Jimmy Olsen was a photographer for the Daily Planet.
When Nancy is talking to Tim she is wearing a blue Oxford shirt. It is a men's shirt. The buttons are on the opposite side.