John Harrison

Rupert Gould

William Harrison (Adult)

John Campbell

Lord Sandwich

Elizabeth Harrison

Sir Edmund Halley

Muriel Gould

Lord Morton

Nevil Maskelyne

Dr. Bliss

Adm. Sir Cloudsley Shovell

Capt. Ainsley

William Harrison (Young)

George Graham

Sir Charles Pelham

Christopher Irwin

Capt. Proctor

Army Doctor

Sir Kenelm Digby

Capt. Bourke

Lt. Draper

Waddington, Gould's solicitor

Halley's Secretary

Lt. Seward

Capt. Lindsay

Edmund Burke

Dodo Gould

John Jefferies

Mr. Greene

King George

Capt. Man

Roger Wills

Grace Ingram

Surgeon

Whiston

Queen Charlotte

Arthur Mason

Editor

Costume Design

Writer

Novel

Music

Director

Director of Photography

Makeup & Hair

Production Design

Executive Producer

Casting

Producer

Production Design

Executive Producer

Storyboard Artist

Second Unit Director

Costume Supervisor

Makeup Artist

Makeup Artist