In order to learn the location of a fabled Aztec treasure, a professor kidnaps his colleague, the only man able to read the ancient Aztec script that is supposed to reveal the location of the treasure. Charlie Chan and his #1 and #2 sons journey to the jungles of Mexico to find the victim and bring the kidnapper and his gang to justice.
Unfortunately the movie The Feathered Serpent is not yet available on HBO Max.
| Writing | Oliver Drake | Screenplay |
| Directing | William Beaudine | Director |
| Writing | Earl Derr Biggers | Characters |
| Writing | Oliver Drake | Adaptation |
| Writing | Oliver Drake | Story |
| Art | Dave Milton | Art Direction |
| Editing | Otho Lovering | Supervising Editor |
| Editing | Ace Herman | Editor |
| Production | Allen K. Wood | Production Manager |
| Sound | Tom Lambert | Sound |
| Production | James S. Burkett | Producer |
| Art | Raymond Boltz Jr. | Set Decoration |
| Camera | William A. Sickner | Director of Photography |
| Directing | William A. Calihan Jr. | Assistant Director |
| Costume & Make-Up | Web Overlander | Makeup Artist |
| Directing | Ilona Vas | Script Supervisor |
| Camera | John J. Martin | Camera Operator |
| Camera | Harry Lewis | Grip |
| Lighting | Lloyd Garnell | Gaffer |
