Trailer
Cast
Charlton Heston
Lt. William Clark
Ralph Moody
Chief Le Borgne (uncredited)
William Phipps
Night Camp Sentry (uncredited)
Donna Reed
Sacajawea
William Demarest
Sgt. Gass
Alan Reed
Charbonneau
Herbert Heyes
President Thomas Jefferson
Lester Matthews
Mr. Hancock
Walter Reed
Helmsman Cruzatte (uncredited)
Bill Walker
Tom (uncredited)
Helen Wallace
Mrs. Martha Hancock (uncredited)
Fred MacMurray
Cpt. Meriwether Lewis
Barbara Hale
Julia Hancock
Eduardo Noriega
Chief Cameahwait
Larry Pennell
Wild Eagle
Argentina Brunetti
Shoshone Woman (uncredited)