Longitude presents the story of Harrison's efforts to develop the marine chronometer and thereby win the Longitude prize in the 18th century. This is interwoven with the story of Gould, a retired naval officer, who is restoring Harrison's four chronometers and popularises his achievements in the early twentieth century. Adapted from the 1997 book of the same title by Dava Sobel. Written and directed by Charles Sturridge and starring Michael Gambon as clockmaker John Harrison (1693-1776) and Jeremy Irons as horologist Rupert Gould (1890-1948).
DVD Edition, 2 Discs. 2000, 200 Minutes, Color, Not Rated.