Lincoln household
- President of the United States Abraham Lincoln
- First Lady Mary Todd Lincoln
- Elizabeth Keckley, a former slave who was a dressmaker and confidante to Mary Todd Lincoln
- Joseph Gordon-Levitt as Robert Todd Lincoln
- Gulliver McGrath as Tad Lincoln
- Stephen McKinley Henderson as Lincoln’s valet, William Slade
- Elizabeth Marvel as Mrs. Jolly
- Bill Camp as Mr. Jolly
- Henry Sturges, Lincoln’s mentor in vampire hunting, a former vampire hunter, and a vampire who lost his wife and humanity to vampires
- Will Johnson, Lincoln’s earliest and closest friend.[5]
- Will Johnson´s brother
- William Wallace Lincoln, Abraham and Mary’s third son.
- Henry Sturges´s wife
- Gabrielle
Union Army
- Samuel Beckwith, Lincoln’s telegraph operator, historically Grant’s operator
- Lieutenant General Ulysses S. Grant
- Inspector General Seth Williams
- Lieutenant Colonel Ely S. Parker, a Native American Military Secretary to Grant and drafter of the terms of the Confederate Army‘s surrender at Appomattox Court House
- Private Harold Green
- Corporal Ira Clark
- First White Soldier
- Second White Soldier
- Captain Slash
White House
- Secretary of State William H. Seward. Strathairn played Lincoln in the audiobook of the Lincoln/Douglas debates.
- Secretary of War Edwin M. Stanton
- Major John Hay, Lincoln’s military secretary
- John George Nicolay, Lincoln’s private secretary
- Secretary of the Navy Gideon Welles
- Attorney General James Speed
- Secretary of the Interior John Palmer Usher
- Secretary of the Treasury William P. Fessenden
- Postmaster General William Dennison, Jr.
House of Representatives
- Republican Congressman Thaddeus Stevens of Pennsylvania. A leader of the Radical Republicans and a fervent abolitionist, Stevens feared that Lincoln would “turn his back on emancipation.”
- Democratic Congressman Fernando Wood of New York
- Democratic Congressman George H. Pendleton of Ohio, leader of the Democratic opposition
- Speaker of the House Schuyler Colfax of Indiana, a Republican
- Republican Congressman James Ashley of Ohio
- Radical Republican Congressman Asa Vintner Litton
- Democratic Congressman George Yeaman of Kentucky
- Democratic Congressman Alexander Coffroth of Pennsylvania
- Democratic Congressman Clay Hawkins of Ohio[29]
- Congressman William Hutton, whose brother died in the war
- Michael Stanton Kennedy as Republican Congressman Hiram Price of Iowa
- Republican Congressman Josiah S. “Beanpole” Burton of Missouri
- Clerk of the House Edward McPherson
- Bluff Wade, an abolitionist Radical Republican from Ohio
- Senator Charles Sumner
- Illinois Senator Stephen A. Douglas
Republican Party
- Francis Preston Blair. Blair was an influential Republican politician who tried to arrange a peace agreement between the Union and the Confederacy. Holbrook portrayed Lincoln in the 1974 miniseries Carl Sandburg’s Lincoln and in the 1980s North and South miniseries.
- Republican Party operative William N. Bilbo. Bilbo had been imprisoned but was freed by Lincoln, then lobbied for passage of the Thirteenth Amendment.
- lobbyist Richard Schell. Schell was a Democratic lobbyist who worked with Republicans to obtain votes in the House for the passage of the Thirteenth Amendment to the United States Constitution.
- Republican operative Colonel Robert Latham
- Conservative Republican Montgomery Blair, son of Francis Preston Blair
- Elizabeth Blair Lee, a daughter of Francis Preston Blair. She wrote hundreds of letters documenting events during the Civil War.
- Lydia Smith, Thaddeus Stevens’s biracial housekeeper
- Senator Jeb Nolan
Confederate States
- Confederate States Vice President Alexander H. Stephens. Stephens had served with Lincoln in Congress as Whig Party representatives from 1847 to 1849. He met with Lincoln on the steamboat River Queen at the unsuccessful Hampton Roads Conference on February 3, 1865.
- John Archibald Campbell. Campbell was a former Supreme Court Justice who resigned at the start of the war, then served as Assistant Secretary of War in the Confederate government. He was also a member of the Confederate delegation that met with Lincoln at the Hampton Roads Conference.
- Michael Shiflett as the third Confederate delegate to Hampton Roads, Senate President Robert M. T. Hunter
- Robert E. Lee
- Adam, the 5,000-year-old leader of an order of vampires.
- Jack Barts, a plantation owner and the vampire who killed Lincoln’s mother.
- Vadoma, Adam’s sister.
- Jefferson Davis
- Harriet Tubman
Flashback Only
- Thomas Lincoln, Lincoln’s father.
- Nancy Lincoln, Lincoln’s mother.
- Jack Barts, a plantation owner and the vampire who killed Lincoln’s mother.
- Joshua Speed, Lincoln’s friend and assistant.