| Person | Type | Job | Role(s) |
|---|---|---|---|
 Cedric Gibbons | Crew | Art | Set Decoration |
 Daniel J. Gray | Crew | Editing | Editor |
David Kesson | Crew | Camera | Director of Photography |
 Harvey Parry | Crew | Crew | Stunts |
 Irving Thalberg | Crew | Production | Producer |
Joseph C. Wright | Crew | Art | Set Decoration |
 Tod Browning | Crew | Directing | Director, Producer |
 Waldemar Young | Crew | Writing | Scenario Writer |
Clarence Aaron 'Tod' Robbins | Crew | Writing | Story |
Alice Julian | Cast | Actress | Fat Lady (uncredited) |
 Carrie Daumery | Cast | Actress | Pet Shop Customer (uncredited) |
Charles Wellesley | Cast | Actor | John Arlington (uncredited) |
Delmo Fritz | Cast | Sword Swallower (uncredited) | |
 E. Alyn Warren | Cast | Actor | Prosecuting Attorney |
 Edward Connelly | Cast | Actor | Judge |
 Harry Earles | Cast | Actor | Tweedledee aka Little Willie |
 Wilmuth Merkyl | Cast | Actor | Jeweler (uncredited) |
John Millerta | Cast | Wild Borneo Man (uncredited) | |
 Lon Chaney | Cast | Actor | Professor Echo / Granny O'Grady |
 Louis Morrison | Cast | Police Commissioner (uncredited) | |
Louis Shank | Cast | Newsboy (uncredited) | |
 Mae Busch | Cast | Actress | Rosie O'Grady |
 Matt Moore | Cast | Actor | Hector McDonald |
 Matthew Betz | Cast | Actor | Detective Regan |
 Mickey McBan | Cast | Actor | Boy Watching Hercules' Act (uncredited) |
Percy Williams | Cast | Actor | Butler (uncredited) |
Peter Kortes | Cast | Sword Swallower (uncredited) | |
Vera Vance | Cast | Actress | Dancer (uncredited) |
 Victor McLaglen | Cast | Actor | Hercules |
Walter P. Cole | Cast | Human Skeleton (uncredited) | |
Walter Perry | Cast | Actor | Dime Museum Announcer (uncredited) |
 William Humphrey | Cast | Actor | Attorney for Defense |
Margie Angus | Cast | Actress | Twin (uncredited) |
Mary Angus | Cast | Actress | Twin (uncredited) |
Majorie Morton | Cast | Actress | Mrs. Arlington (uncredited) |
| Person | Type | Job | Role(s) |
