Watch Famous Authors: Mark Twain (1996) : Full Movie Online Free Born Samuel Langhorn Clemens, Mark Twain drew on his boyhood along the Mississippi River for many of his characters and plots. Celebrated as a humorist and storyteller, his fame grew with the publication of classic novels such as The Adventures of Huckleberry Finn. Through period documents, artwork and other archival material, this program traces the life and work of one of America's most treasured literary figures.