A total of 14 Norwegian Olsen-banden films were made between 1969 and 1999. All except one were remakes of the original 14 Danish Olsen-banden films made between 1968 and 1998.
Although Kjell and Valborg's home at Kampen in Oslo is the headquarters for most of Egon's plans, the house itself isn't featured until Olsen-banden og Dynamitt-Harry (1970).
The only film to feature the biggest assembly of accomplices to execute the heist at the museum. Egon, Benny, Kjell, Ulla, Basse, and Connie take part in the heist; Bitten, Kate, and Mona don't take part but they have knowledge of it. Total of 9.