A dramatised life of Samuel Langhorn Clemens, or Mark Twain.
Fredric March
as Samuel Langhorne Clemens (Mark Twain)
Alexis Smith
as Olivia Langdon Clemens
Donald Crisp
as J.B. Pond
Alan Hale
as Steve Gillis
C. Aubrey Smith
as Oxford Chancellor
John Carradine
as Bret Harte
Robert Barrat
as Horace E. Bixby, Riverboat Captain
Walter Hampden
as Jervis Langdon
Joyce Reynolds
as Clara Clemens
William Henry
as Charles Langdon
Charles Waldron
as Dr. Quintard (uncredited)
Willie Best
as Butler
