TV Movie | | Drama, History
In two parallel stories, the clockmaker John Harrison builds the marine chronometer for safe navigation at sea in the 18th Century and the horologist Rupert Gould becomes obsessed with restoring it in the 20th Century.
Jonathan Betts, who was Curator of Horology at the Royal Observatory, served as a consultant to the production. He gave Writer and Director Charles Sturridge access to the notes and diaries of Rupert Gould, which helped flesh out the twentieth century portion of the story.
One second a month, sir! You're either a liar or a fool. --Who're your makers?
John Harrison: Myself, and my brother James.
George Graham: Really? Who were you apprenticed to?
John Harrison: My father, as was he. I am a carpenter by profession.
George Graham: A carpenter?!
John Harrison: My timekeepers are made of wood. I've ...
Kenelm Digby, who proposes to use wounded dogs and the "powder of sympathy" to send time signals to ships, is shown as a middle-aged man in 1730, but he died in 1665.