
Virginia, 1803. After the United States of America acquires the inmense Louisiana territory from France, a great expedition, led by William Lewis and Meriwether Clark, is sent to survey the new lands and go where no white man has gone before.

as Cpt. Meriwether Lewis

as Lt. William Clark

as Sacajawea

as Julia Hancock

as Sgt. Gass

as Charbonneau

as Chief Cameahwait

as Wild Eagle

as President Thomas Jefferson

as Mr. Hancock

as Shoshone Woman (uncredited)

as Crow Woman (uncredited)

as Chief Le Borgne (uncredited)

as Night Camp Sentry (uncredited)

as Helmsman Cruzatte (uncredited)

as Tom (uncredited)

as Mrs. Martha Hancock (uncredited)