Longitude

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.

Longitude is a 2000 drama history movie, starring Jeremy Irons, Michael Gambon, Anna Chancellor. It holds an IMDb rating of 7.8/10 from 2,571 votes and runs 1h 39m.