Walter Huston
Abraham Lincoln
William L. Thorne
Tom Lincoln
Helen Freeman
Nancy Hanks Lincoln
Russell Simpson
Lincoln's Employer
Kay Hammond
Mary Todd Lincoln
E. Alyn Warren
Stephen A. Douglas / General Grant
Ian Keith
John Wilkes Booth
Cameron Prud'Homme
John Hay - Secretary to the President
James Bradbury Sr.
Gen. Winfield Scott
James Eagles
Young Soldier
Oscar Apfel
Secretary of War Stanton
Frank Campeau
General Sheridan
Hobart Bosworth
General Robert E. Lee
Henry B. Walthall
Colonel Marshall
Hank Bell
Townsman in Offut's Store (uncredited)
Maurice Black
Conspirator (uncredited)
Ed Brady
Confederate Courier (uncredited)
Robert Brower
(uncredited)
Kernan Cripps
Conspirator (uncredited)
Mary Forbes
Actress (uncredited)
Francis Ford
Sheridan's Aide (uncredited)
Robert Homans
A Senator - One of Lincoln's Advisors (uncredited)
Jane Keckley
Matchmaker (uncredited)
Robert Keith
Union Courier (uncredited)
Henry Kolker
New Englander (uncredited)
Ralph Lewis
Member of Lincoln's Cabinet (uncredited)
George MacQuarrie
Member of Lincoln's Cabinet (uncredited)
Scott Seaton
Minor Role (uncredited)
Carl Stockdale
Member of Lincoln's Cabinet (uncredited)
Harry Stubbs
Undetermined Role (uncredited)
Kathrin Clare Ward
Townswoman at Ann's Death (uncredited)