Cary Elwes

John P. Jones (voice)

Sam Elliott

Ward Hill Lamon (voice)

Neal McDonough

Charles Sumner (voice)

Dermot Mulroney

Andrew Curtin (voice)

Matthew Broderick

Reader

William Fichtner

John G. Nicolay (voice)

Michael C. Hall

Leonard Swett (voice)

Keith David

Frederick Douglass (voice)

David Morse

Abraham Lincoln (voice)

Aidan Quinn

Theodore Parker (voice)

Gary Busey

John C. Calhoun (voice)

David Strathairn

Ralph Waldo Emerson (voice)

Jason Alexander

Noah Brooks (voice)

Ed Asner

Edward Everett (voice)

Lili Taylor

Emily Souder (voice)

Victor Garber

William Saunders (voice)

Bob Gunton

William Herndon (voice)

Zachary Gordon

Daniel Skelly (voice)

Kelly Ayotte

Senator (NH)

George Takei

Self

Lois Smith

Elizabeth Crawford (voice)

Kevin Conway

Daniel Webster (voice)

Maxwell Perry Cotton

Albertus McCreery (voice)

Tom Brokaw

Self

Henry Louis Gates, Jr.

Self

Laura Bush

Self