This film was an updated version of the original TV series with new characters.

[3] Jan Matterne turned in a proprosal at the BRT, then the only Flemish broadcasting company, to make a television series about colleagues but it was rejected.

Matterne decided to turn his idea into a theatre play which went on stage in 1976 by Mechels Miniatuur Teater, a professional theatre group based in Mechelen.

The play was that successful BRT gave green light to produce the television series.

You can help Wikipedia by expanding it.This Belgian television programme-related article is a stub.