Ralph Whittaker - CIA Director

Ben Wallace

Guthrie

Prescott

Cal Newkirk

William Henry Cameron

Amos Wetherall

Mike Lamont

Dr. Victor Briggs

Dr. Harold Malcolm

Marty Treleavan

Sheriff Mossman

The Major

Dave Mannering

Joe Lean

Jonas Cord Senior

Bill Cutler

Gen. Hewitt

Sam Barbee

Granville "Granny" Dix

Harry Hutton

Eddie Turnbill

Louis Morel

Ben Riggs

Charlie Boyle

Bill Reynolds

Lou Glover

George Ballard

Glover

Edgar Blevins

Sam

Kalmani

Mr. George MacLean

Richards

Father Provincial aka Ed

Bob Marshall

Sgt. Norbert 'Noisy' Jackson

Morgan

Nicholas Reed

Feder

General (uncredited)

Commander Lane

Marshal John Sutton

B. Frederick Linaker

Stranger

Pete

Bit Part (uncredited)

Pilate

U.S. Marshal Martin Weatherby

Bill Chase

Big Mart

Fred Anderson Jr.

Dr. Bruce Gordon

Tony

Pringle

Dunois, Bastard of Orleans

Dr. Mason

Gordon

Fred Lord

Dr. Harold Matson

Beaumont

Steve Blake

Kamar (as Leif Erikson)

Laurie

Whaba

Johnny M. Coe

Bill Stone

Jake

Rodney 'Bo-Jo' Brown

Terry Prescott

Tommy Van Dusen

Narrator (voice)

Peter Cortlant

Johnny Simpkins

Bob Hayes

Howard Nelson

Paul Lachinski

Dr. Victor Quimby

Dick Winters

Tom Bolton

Glenn Kasedon

Curley Prentice

Bill Ide

Lawrence

Band Singer