Cast (in credits order)
| Joe Louis | ... | Boxer (as Joe Louis Detroit's Brown Bomber) | |
 |
Charlie Retzlaff | ... | Boxer (as Charles Retzlaff of Minneapolis) |
| Rest of cast listed alphabetically: | |||
|
|
Phil Collins | ... | Referee (uncredited) |
Additional Crew
| Nat Lewis | ... | promoter |
| Jim C. Mullen | ... | promoter |
