Adventure Western
The John Wesley Powell expedition of 1869 explores the dangerous Colorado River, withstands internal dissension, and finally discovers the Grand Canyon.
Directed by
William Beaudine
Written by
John Wesley Powell, Lawrence Edward Watkin
R.G. Armstrong
Oramel Howland
L.Q. Jones
Billy Hawkins
Ben Johnson
George Bradley
Brian Keith
William Dunn
Roy Barcroft
Jim Baker
John Beal
Maj. John Wesley Powell
Ray Walker
McSpadden (uncredited)
James Drury
Walter Powell
David Stollery
Andrew 'Andy' Hall
Pat Hogan
Indian chief
David Frankham
Frank Goodman
Stan Jones
Seneca Howland
Jack Big Head
Ashtishkel
Dan Sheridan
Jack Sumner
Dawn Little Sky
Indian woman

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