| Mark Twain is a documentary film on the life of Mark Twain also known as Samuel Clements produced by Ken Burns in 2001. Burns captures both the public and private persona of Mark Twain from his birth to his death. The film was narrated by Keith David and the voice of Mark Twain was provided by Kevin Conway. |
| Name | Character | Episodes |
|---|---|---|
| Keith David | Narrator (voice) | 2 |
| Cynthia Nixon | Other Voices (voice) | 2 |
| Hal Holbrook | self | 2 |
| Blythe Danner | Olivia 'Livy' Langdon Clemens (voice) | 2 |
| Carolyn McCormick | Other Voices (voice) | 2 |
| Kevin Conway | Mark Twain (voice) | 2 |
| Arthur Miller | self | 2 |
| Philip Bosco | Other Voices (voice) | 2 |
| Chuck Jones | self | 2 |
| Amy Madigan | Other Voices (voice) | 2 |
| Dick Gregory | self | 2 |
| William Styron | self | 2 |