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