Mark Twain

Keith David

as Narrator (voice)

Kevin Conway

as Mark Twain (voice)

Blythe Danner

as Olivia "Livy" Langdon Clemens (voice)

Philip Bosco

as (voice)

Tim Clark

as (voice)

Carolyn McCormick

as (voice)

Amy Madigan

as (voice)

Cynthia Nixon

as (voice)

John Boyer

as Self (uncredited)

Jocelyn Chadwick

as Self (uncredited)

Shelly Fisher Fishkin

as Self (uncredited)

Dick Gregory

as Self (uncredited)

Hal Holbrook

as Self (uncredited)

Arthur Miller

as Self (uncredited)

Chuck Jones

as Self (uncredited)

Ron Powers

as Self (uncredited)

Laura Skandera-Trombley

as Self (uncredited)

William Styron

as Self (uncredited)