Casting Les grands espaces
Acteurs et actrices
Gregory Peck
Rôle : James McKay
Jean Simmons
Rôle : Julie Maragon
Carroll Baker
Rôle : Patricia Terrill
Charlton Heston
Rôle : Steve Leech
Burl Ives
Rôle : Rufus Hannassey
Charles Bickford
Rôle : Major Henry Terrill
Alfonso Bedoya
Rôle : Ramón Guiteras
Chuck Connors
Rôle : Buck Hannassey
Et aussi :
- Rafe Hannassey Rafe Hannassey I Chuck Hayward
- Dude Hannassey Dude Hannassey Buff Brady
- Blackie / Cracker Hannassey Blackie / Cracker Hannassey Jim Burk
- Hannassey Woman Hannassey Woman Dorothy Adams
- Terrill Cowboy Terrill Cowboy Chuck Roberson
- Terrill Cowboy Terrill Cowboy Bob Morgan
- Terrill Cowboy Terrill Cowboy John McKee
- Terrill Cowboy Terrill Cowboy Slim Talbot
- Hannassey Watchman (uncredited) Hannassey Watchman (uncredited) Roddy McDowall
- Party Guest - Oceans (uncredited) Party Guest - Oceans (uncredited) Richard Alexander
- Party Guest (uncredited) Party Guest (uncredited) Harry Cheshire
- Party Guest (uncredited) Party Guest (uncredited) Ralph Sanford
- Lefty Hannassey cowhand (uncredited) Lefty Hannassey cowhand (uncredited) William Hoehne Jr.
- Liveryman (uncredited) Liveryman (uncredited) Donald Kerr
- Party Guest Party Guest Chuck Hamilton
Réalisateurs
William Wyler
Rôle : Director
Scénaristes
Robert Wilder
Rôle : Screenplay
James R. Webb
Rôle : Screenplay
Sy Bartlett
Rôle : Screenplay