Maj. John Boulton

Cornel Wilde

Maj. John Andre

Michael Wilding

Sally Cameron

Anne Francis

Dr. Jonathan Odell

George Sanders

Gen. Benedict Arnold

Robert Douglas

Gen. Robert Howe

John McIntire

Peter

Rhys Williams

Nathanael Greene

John Dehner

Col. Jameson

James Westerfield

Ben Potter

Bobby Driscoll

Mr. Brown

Ashley Cowan

Sir Henry Clinton

Paul Cavanagh

Mr. Durkin

John Alderson

Lt. Blair (uncredited)

Peter Adams

Col. Winfield

John O'Malley

Col. Varick (uncredited)

Tristram Coffin

Lt. Evans

Robert Dix

Col. Tarleton

Robin Hughes

Maj. Russell

Michael Fox

Capt. De Lancey

Anthony Dearden

Narrator (voice)

Paul Frees

Colonel

Vernon Rich

Capt. Brewster

Dabbs Greer

Maj. Andre's Butler (uncredited)

Olaf Hytten

Col. Simcoe

Bruce Lester

Mr. Cameron

Gordon Richards

Tony (uncredited)

Frank Mills

Capt. Sutherland (uncredited)

Leslie Denison

Captain

Harlan Warde

Stout Man (uncredited)

Robert Stevenson

Captain

John Blackburn

Soldier (uncredited)

Chet Brandenburg

Soldier (uncredited)

Jack Deery

Man

Byron Foulger

Servant

Wilson Benge

Boatswain's Mate

Dennis King Jr.

Soldier (uncredited)

Jimmy Dime

Will Potter

Charles Watts

Captain Leading Squad at Execution (uncredited)

Don C. Harvey

Capt. Sheldon

Wesley Hudman

Servant (uncredited)

Manuel París

Stout Man

Robert Forrest

Sergeant with Signalman (uncredited)

Dick Simmons

English Soldier

Tom Cound

Lieutenant

Keith McConnell

Woman

Phyllis Coghlan

Officer

Gilchrist Stuart

Servant

Owen McGiveney

Sergeant

Charles Keane

Sergeant

Richard Simmons

Joshua Smith

Jim Hayward

Soldier

Rush Williams

Mr. Nyby

Ivan Hayes

Lieutenant

Barry Regan

Lieutenant

Rick Vallin

Lieutenant

Ronald Green

Lieutenant

Joe Locke

Miss Trumbull

Jennifer Raine

Officer

Guy Kingsford

Sailor

Richard Peel

Butler

Vesey O'Davoren

Cook

Anne Kunde

Staff Officer

George Peters

Executioner

Ethan Laidlaw

Maj. John Andre

Michael Wilding, Sr.

Charles R. Keane