Ray Milland as Jonathan Trumbo

Barbara Stanwyck as Lily Bishop

Barry Fitzgerald as Michael Fabian

George Coulouris as Capt. Pharaoh Coffin

Albert Dekker as Mr. Pike

Anthony Quinn as Don Luís Rivera y Hernandez

Frank Faylen as Whitey

Gavin Muir as Booth Pennock

James Burke as Pokey

Eduardo Ciannelli as Padre

Roman Bohnen as Col. Stuart

Argentina Brunetti as Elvira

Howard Freeman as Sen. Creel

Julia Faye as Wagon Woman

Don Beddoe as Stark (uncredited)

Hank Bell as Wagon Driver (uncredited)

Stanley Andrews as Willoughby (uncredited)

Tom Chatterton as Joe (uncredited)

Kernan Cripps as Shopkeeper (uncredited)

Sam Flint as Higgins (uncredited)

Harry Hayden as Barrett (uncredited)

Ian Wolfe as President James K. Polk (uncredited)

Philip Van Zandt as Mr. Gunce (uncredited)

Minerva Urecal as Emma (uncredited)

Phil Tead as Eddie (uncredited)

Frances Morris as Mrs. Smith (uncredited)

Ethan Laidlaw as Reb (uncredited)

Tommy Tucker as Elwyn Smith (uncredited)

Will Wright as Chairman (uncredited)

Si Jenks as Settler (uncredited)

Francis Ford as Jessie (uncredited)

Jeff Corey as Clem (uncredited)

Louis Mason as Slim (uncredited)

Lester Dorr as Mike (uncredited)

Al Bridge as Town Marshal (uncredited)

Jesse Graves as Black Servant (uncredited)

Jimmie Dundee as Gambler (uncredited)

Bob Kortman as Pioneer (uncredited)

Dave Kashner as Whipman (uncredited)

Darby Jones as Black Slave (uncredited)

LeRoy Edwards as Black Slave (uncredited)

Dick Wessel as Blacksmith (uncredited)

Bud Geary as Blacksmith (uncredited)

Martín Garralaga as Mexican Sheepherder (uncredited)

Pedro Regas as Mexican Sheepherder (uncredited)

George Sowards as Coffin Man (uncredited)

Jack Montgomery as Coffin Man (uncredited)

Al Ferguson as Card Player (uncredited)

Phil Dunham as Barber (uncredited)

LeRoy Taylor as Barber Shop Customer (uncredited)

Ben Corbett as Fabian Supporter (uncredited)

Clancy Cooper as Cavalry N.C.O. (uncredited)

Tom Fadden as Stranger (uncredited)

George Magrill as Stranger (uncredited)

Rex Lease as Stranger (uncredited)

Frank Hagney as Stranger (uncredited)

Guy Wilkerson as Stranger (uncredited)

Art Felix as Barfly (uncredited)

Anton Northpole as Barfly (uncredited)

Phil Bloom as Barfly (uncredited)

Michael Cirillo as Barfly (uncredited)

John Alban as Delegate (uncredited)

Edward Biby as Delegate (uncredited)

Nick Borgani as Delegate (uncredited)

Joe Dominguez as Delegate (uncredited)

J.C. Fowler as Delegate (uncredited)

Joe Garcio as Delegate (uncredited)

Colin Kenny as Delegate (uncredited)

George Melford as Delegate (uncredited)

Tony Paton as Delegate (uncredited)

Fred Santley as Delegate (uncredited)

Allen D. Sewall as Delegate (uncredited)

Bert Stevens as Delegate (uncredited)

Jack Tornek as Delegate (uncredited)

Joseph E. Bernard as Miner (uncredited)

Stanley Blystone as Miner (uncredited)

Chet Brandenburg as Miner (uncredited)

George Bruggeman as Miner (uncredited)

Albert Cavens as Miner (uncredited)

Jack Rube Clifford as Miner (uncredited)

Harry Cording as Miner (uncredited)

John George as Miner (uncredited)

Chick Hannan as Miner (uncredited)

Tex Holden as Miner (uncredited)

Bill Hunter as Miner (uncredited)

George Lloyd as Miner (uncredited)

Robert Milasch as Miner (uncredited)

Sol Murgi as Miner (uncredited)

Jack Perrin as Miner (uncredited)

Mitchell Rhein as Miner (uncredited)

Charles Soldani as Miner (uncredited)

Cap Somers as Miner (uncredited)

Blackie Whiteford as