Usually, the series would have a main plot keeping the story and episodes together, but most of the content being semi-related or unrelated sketches.

Originally aired in 1979 with 13 episodes (15 minutes each, except the first and last episode, 25 minutes) The main plot of this adventure takes place on the fictional unexplored river Overfloden, where the brothers are searching for the long-lost professor Drøvel, who mysteriously disappeared while exploring the river 25 years earlier.

At each destination (which includes the Viking Age, the Old West, ancient Egypt, 18th century France, and a desert island) the brothers must find a new spectral stone in order to eventually get back to their own time.

This adventure focus on the brothers' search for the lost sacred Saami city of Atlant-Is (Atlant-Ice), whilst investigating strange activities nearby.

With the 100th anniversary of the union dissolution approaching, the brothers must travel back in time to find King Charles XII's long-lost spats that disappeared some 300 years ago.

When it became clear that he was in no condition to film a full, new series, the project was scrapped in favor of a re-editing of their 1997 stage performance (See below).

After the failure to produce a fifth series, the two remaining members of the trio began working on the project in 2007, and it was released in theaters on 10 September 2010.

[4][5] Vikingssverdets forbannelse aired occasionally on the Finnish version of Viasat Film Family in 2018.