Gary Cooper
Role: Captain Christopher Holden
Paulette Goddard
Role: Abby
Howard Da Silva
Role: Garth
Boris Karloff
Role: Guyasuta, Chief of the Senecas
Cecil Kellaway
Role: Jeremy Love
Ward Bond
Role: John Fraser
Katherine DeMille
Role: Hannah
Henry Wilcoxon
Role: Captain Steele
C. Aubrey Smith
Role: Lord Chief Justice
Victor Varconi
Role: Captain Simeon Ecuyer
Richard Gaines
Role: Colonel George Washington
Virginia Campbell
Role: Mrs. John Fraser
Gavin Muir
Role: Lieut. Fergus McKenzie
Alan Napier
Role: Sir William Johnson
Ninetta Sunderland
Role: Mrs. Pruitt
Marc Lawrence
Role: Medicine Man Sioto
Raymond Hatton
Role: Venango Scout
John Mylong
Role: Colonel Henry Bouquet
George Kirby
Role: London Astronomer Charles Mason
Leonard Carey
Role: London Astronomer Jeremiah Dixon
Frank Wilcox
Role: Richard Henry Lee
Davison Clark
Role: Mr. Carroll of Virginia
Griff Barnett
Role: Brother Andrews of Pennsylvania
Lloyd Bridges
Role: Lieut. Hutchins
Oliver Thorndike
Role: Lieut. Baillie
Rus Conklin
Role: Mamaultee
Iron Eyes Cody
Role: Red Corn
Julia Faye
Role: Widow Swivens
Paul E. Burns
Role: Dan McCoy
Diane Wadelow
Role: Lancashire Lass
Cecil B. DeMille
Role: Self - Narrator (voice) (uncredited)
Dorothy Adams
Role: Woman at Fort Pitt (uncredited)
James Flavin
Role: Villager (uncredited)
Francis Ford
Role: Frontiersman on Fort Pitt Roof (uncredited)
Byron Foulger
Role: Townsman (uncredited)
Beulah Archuletta
Role: Seneca Woman (uncredited)