Shot during the summer of 1969 with virtually no rain days for two months.

The crayfish at the party became rancid during shooting. The crew had to spray the crayfish with perfume in order to make the actors stand the shot.

Famous Swedish singer Magnus Uggla appears as an extra. His moped is also the one main character, Per, uses.

The music was written, scored and recorded two months prior shooting.

Film debut of Björn Andrésen.