Centenarian Allan Karlsson elects to avoid a dull 100th birthday party by escaping his retirement home and seeking adventures like those he had in his youth. Adapted from Jonas Jonasson's hit novel.

Centenarian explosives expert Allan Karlsson (Robert Gustafsson) slips out of his retirement home and embarks on an adventure that will see him acquires a suitcase containing $50m from a violent biker, hook up with a fellow, booze-loving oldie and persuading a directionless student to drive them into history.