The further adventures of Twain's most beloved fictional characters of Tom Sawyer and his friend, Huckleberry Finn.
| Actor | Role |
|---|---|
 Billy CookTom Sawyer | Tom Sawyer |
 Donald O'ConnorHuckleberry Finn | Huckleberry Finn |
 Porter HallUncle Silas Phelps | Uncle Silas Phelps |
| PPhil WarrenJeff Rutledge | Jeff Rutledge |
 Janet WaldoRuth Phelps | Ruth Phelps |
 Elisabeth RisdonAunt Sally Phelps | Aunt Sally Phelps |
 William HaadeJupiter Dunlap / Jake Dunlap | Jupiter Dunlap / Jake Dunlap |
 Edward PawleyBrace Dunlap | Brace Dunlap |
 Clem BevansSheriff "Turkeyneck" Slocum | Sheriff "Turkeyneck" Slocum |
 Raymond HattonJudge Tyler | Judge Tyler |
 Howard M. MitchellElmer Hawkins, Prosecutor | Elmer Hawkins, Prosecutor |
 Stanley PriceClayton | Clayton |
 Harry WorthDixon | Dixon |
 Clara BlandickAunt Polly | Aunt Polly |
 Si JenksFarmer Sykes | Farmer Sykes |
 Etta McDanielTulip | Tulip |
 Oscar SmithCurfew | Curfew |
 Monte BlueSheriff Walker | Sheriff Walker |
| FFoy Van DolsenAlex Cooper | Alex Cooper |