Fred MacMurray
(Capitaine Meriwether Lewis)
(Capitaine Meriwether Lewis)
Charlton Heston
(Lieutenant William Clark)
(Lieutenant William Clark)
Donna Reed
(Sacajawea)
(Sacajawea)
Barbara Hale
(Julia Hancock)
(Julia Hancock)
William Demarest
(Sergent Gass)
(Sergent Gass)
Alan Reed
(Charboneau)
(Charboneau)
Larry Pennell
(Aigle sauvage)
(Aigle sauvage)
Herbert Heyes
(Président Thomas Jefferson)
(Président Thomas Jefferson)
Lester Matthews
(Mr. Hancock)
(Mr. Hancock)
Ralph Moody
(Le Borgne)
(Le Borgne)
Walter Reed
(Cruzatte)
(Cruzatte)
Eduardo Noriega
(Cameahwait)
(Cameahwait)
Argentina Brunetti
(Old Crone)
(Old Crone)
Helen Wallace
(Mrs. Marsha Hancock)
(Mrs. Marsha Hancock)
Joe Canutt
(Joe)
(Joe)
Robert Hinkle
(Jake)
(Jake)
Tom Monroe
(George)
(George)
Vernon Rich
(Collins)
(Collins)