Three long-married couples in northern England discover that their marriages are in fact invalid, causing much re-evaluation and chaos. This was the fourth television film version made by the BBC of this comedy by J. B. Priestley. It featured several actors repeating their rôles from the earlier 1951 version including Frank Pettingell, Helena Pickard and Eileen Beldon.

1985 documentary made to commemorate the 25th anniversary of Coronation Street.