导演

Rudolph Maté

编剧

Della Gould Emmons

Winston Miller

Edmund H. North

演员

弗莱德·麦克莫瑞

Fred MacMurray

饰  Meriwether Lewis

查尔登·海斯顿

Charlton Heston

饰  William Clark

唐娜·里德

Donna Reed

饰  Sacajawea

芭芭拉·海尔

Barbara Hale

饰  Julia Hancock

威廉·德马雷斯特

William Demarest

饰  Sgt. Cass

Alan Reed

饰  Charboneau

Eduardo Noriega

饰  Cameahwait

Larry Pennell

饰  Wild Eagle

Herbert Heyes

饰  President Jefferson

Lester Matthews

饰  Mr. Hancock

Argentina Brunetti

饰  Old Crone

Julia Montoya

饰  Crow woman

Ralph Moody

饰  Le Borgne

Walter Reed

饰  Cruzatte (helmsman)

Helen Wallace

饰  Mrs. Hancock

Fran Bennett

饰  Bit part (uncredited

Joe Canutt

饰  Bit part (uncredited

Frank Fowler

饰  Bit part (uncredited

Bob Herron

饰  Bit part (uncredited

Bill Hickman

饰  Member of the expedi

Leroy Johnson

饰  Bit part (uncredited

Margarita Martín

饰  Bit part (uncredited

Tom Monroe

饰  Bit part (uncredited

Voltaire Perkins

饰  Bit part (uncredited

William Phipps

饰  Oarsman (uncredited)

Vernon Rich

饰  Bit part (uncredited

Herman Scharff

饰  Bit part (uncredited

Bill Walker

饰  Tom (servant) (uncre

Al Wyatt Sr.

饰  Bit part (uncredited

摄影

Daniel L. Fapp

音效

Gene Garvin

Gene Merritt

Carl Mahakian

音乐

Hans J. Salter

艺术指导

A. Earl Hedrick

Hal Pereira

布景

Sam Comer

Otto Siegel

服装

Edith Head

化妆

Wally Westmore

副导演/助理导演

Charles C. Coleman

William McGarry

剪辑

Frank Bracht

特技

John P. Fulton

Barney Wolff

其他

Joe Canutt

Bob Herron

Bill Hickman

Leroy Johnson

Al Wyatt Sr.

William Williams

Richard Mueller