| Person | Type | Job | Role(s) |
|---|---|---|---|
 Cliff Shirpser | Crew | Camera | Assistant Camera |
 Daniel L. Fapp | Crew | Camera | Camera Operator |
David Abel | Crew | Camera | Director of Photography |
Ernest Laszlo | Crew | Camera | Camera Operator |
Gene Merritt | Crew | Sound | Sound Recordist |
 Grover Jones | Crew | Writing | Writer |
James V. King | Crew | Camera | Assistant Camera |
 John Leipold | Crew | Sound | Musician |
 Mark Twain | Crew | Writing | Novel |
 Norman Taurog | Crew | Directing | Director |
Thomas Morris | Crew | Camera | Assistant Camera |
William Slavens McNutt | Crew | Writing | Writer |
Jack King | Crew | Sound | Musician |
Gordon Head | Crew | Camera | Still Photographer |
 Betty Jane Graham | Cast | Actress | Little Girl (uncredited) |
Cecil Weston | Cast | Actress | Mrs. Thatcher (uncredited) |
 Charlotte Henry | Cast | Actress | Mary Jane |
 Clara Blandick | Cast | Actress | Aunt Polly |
 Clarence Muse | Cast | Actor | Jim |
 Edith Fellows | Cast | Actress | Schoolgirl (uncredited) |
 Eugene Pallette | Cast | Actor | Duke of Bilgewater |
 Frank McGlynn Sr. | Cast | Actor | Second teacher (uncredited) |
 Guy Oliver | Cast | Actor | Judge Thatcher |
 Jackie Coogan | Cast | Actor | Tom Sawyer |
 Jackie Searl | Cast | Actor | Sid Sawyer |
 Jane Darwell | Cast | Actress | Widow Douglas |
 Junior Durkin | Cast | Actor | Huckleberry Finn |
 Lillian Harmer | Cast | Actress | Miss Watson |
 Oscar Apfel | Cast | Actor | The King |
 Warner Richmond | Cast | Actor | Pap Finn |
Dannie Mac Grant | Cast | Actor | (uncredited) |
 Edward LeSaint | Cast | Actor | Doc Robinson (uncredited) |
 Mitzi Green | Cast | Actress | Becky Thatcher |
| Person | Type | Job | Role(s) |
