Part 1
Part 2
The fascinating story of John Harrison who, in the 18th century, believed he could make a clock that would work on board a ship—and so solve the problem of finding longitude at sea.
Michael Gambon
John Harrison
Jeremy Irons
Rupert Gould
Gemma Jones
Elizabeth Harrison
Anna Chancellor
Muriel Gould
Emma Kay
Laura Gurney
Barbara Leigh-Hunt
Dodo Gould
Peter-Hugo Daly
John Jefferies
Alec McCowen
Sir Frank Dyson
Kevin Hudson
Lieutenant (uncredited)
James Foster
Assistant Art Director
Jeremy Woodhead
Makeup Artist
Gemma Waugh
Demelza Rogers
Helen Barrett
Shirley Russell
Costume Design
Chris Lowe
Production Design
Eileen Diss
Celestia Fox
Casting
Peter Coulson
Editor
Peter Hannan
Director of Photography
Geoffrey Burgon
Original Music Composer
Antony Root
Producer
Delia Fine
Executive Producer
Pippa Cross
Selwyn Roberts
Charles Sturridge
Writer