In what has to be the worst family reunion, D’av, John, their father Marris and Jaq find themselves pinned by a silica storm in the family bunker as they fight off Hullen operatives hell bent on capturing Jaq for The Lady. Dutch risks her life in order to uncover the secrets of the spore.

Dara Ó Briain and Hugh Dennis look back on another eventful week around the world with the help of guests Angela Barnes, Ed Gamble, Rhys James, Nish Kumar and Tiff Stevenson.

Jimmy welcomes Nick Jonas and Elizabeth Olsen.