The filmmakers were questioned by police on Long Island and in New York City on five different occasions during production, as the shooting locations included bridges, tunnels and train trestles.
The filmmakers were denied permission to film at several schools due to the sensitive nature of the script.
Mina's favorite sandwich consists of pickles (or relish), peanut butter, strawberry spirit, waffles, potato chips (or cereal) and lettuce on white bread.
The Norman Rockwell magazine cover Mina refers to in the movie is an actual cover from The Saturday Evening Post, titled "Springtime," dated April 8, 1933.