Fifteen years after they last saw each other, Benny, Valborg and Dynamitt-Harry discovers that Egon Olsen is out of prison and living in a retirement home. Olsenbanden is reunited, and Egon has a plan.

Arve Opsahl
as Egon Olsen

Sverre Holm
as Benny Fransen

Aud Schønemann
as Valborg Jensen

Harald Heide-Steen Jr.
as Dynamitt-Harry

Kim Haugen
as Grønn-Larsen

Nils Ole Oftebro
as Hallandsen

Johannes Joner
as Gran

Anders Hatlo
as Holm

Per Lillo-Stenberg
as Destruksjonsdirektør

Per Christian Ellefsen
as Håvik