Seasons & Episodes
EP 1
Part 1
When the British Parliament creates an award of £20,000 to whoever can come up with a solution for determining longitud
EP 2
Part 2
Rallying after sickness to prove the integrity of their marvelous seafaring chronometers, the Harrisons still had to fig
Popular Cast
Michael Gambon
John Harrison
Jeremy Irons
Rupert Gould
Gemma Jones
Elizabeth Harrison
Anna Chancellor
Muriel Gould
Barbara Leigh-Hunt
Dodo Gould
Peter-Hugo Daly
John Jefferies
Alec McCowen
Sir Frank Dyson
Kevin Hudson
Lieutenant (uncredited)