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Michael Gambon

John Harrison

Jeremy Irons

Rupert Gould

Ian Hart

William Harrison (Adult)

Andrew Scott

John Campbell

Bill Nighy

Lord Sandwich

Gemma Jones

Elizabeth Harrison

John Wood

Sir Edmund Halley

Anna Chancellor

Muriel Gould

Brian Cox

Lord Morton

Samuel West

Nevil Maskelyne

Ian McNeice

Dr. Bliss

Jonathan Coy

Adm. Sir Cloudsley Shovell

Christopher Hodsol

Capt. Ainsley

Liam Jennings

William Harrison (Young)

Peter Vaughan

George Graham

Nigel Davenport

Sir Charles Pelham

Tim McInnerny

Christopher Irwin

John Standing

Capt. Proctor

Peter Cartwright

Army Doctor

Stephen Fry

Sir Kenelm Digby