The character of Jerry Kopp is played by Claes Eriksson. Jerry's parents are played by Ingvar and Rakel Eriksson, who are Claes Eriksson's real parents.
The statue of Den Evige Tågresenären, played by Per Fritzell, was originally used in the stage musical during the finale. It's made from an actual cast of Per, that was used it when it premiered in Stockholm in 1990. Later in 1991 it was brought back for the movie.