First broadcast 8th September 1977.

Matt and Tom rescue the injured Jack from the ruins of Mandrake Place but Arthur, considering the demolition an act of vandalism, contacts the Association for the Preservation of Great Houses, whose representative, James Channing, threatens to prosecute Manners.

James Bolam ... Jack Ford
Susan Jameson ... Jessie Seaton
James Garbutt ... Bill Seaton
Jean Heywood ... Bella Seaton
John Nightingale ... Tom Seaton
Madelaine Newton ... Dolly Seaton
Malcolm Terris ... Matt Headley
Rosalind Bailey ... Sarah Lytton
Edward Wilson ... Billy Seaton
Geoffrey Rose ... Arthur Ashton
Basil Henson ... Sir Horatio Manners
Lois Baxter ... Lady Caroline
William Fox ... Duke of Bedlington
Martin Duncan ... Roddy
Christopher Benjamin ... Channing
John Kidd ... Tovey