24rtgt63

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.

2 episodes

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)