In "The Three Investigators and The Secret of Skeleton Island" the cult detective trio from Rocky Beach, California, fall into a breath-taking mixture of adventure, thriller and mystery. Only by a hairs-breadth did they escape with their lives after the successful completion of their last case.
Unfortunately the movie The Three Investigators and The Secret Of Skeleton Island is not yet available on HBO Max.
| Writing | Robert Arthur, Jr. | Author |
| Production | Malte Grunert | Producer |
| Art | Billy Keam | Set Designer |
| Sound | Annette Focks | Music |
| Writing | Thomas Oliver Walendy | Screenplay |
| Writing | Ronald Kruschak | Creative Producer |
| Writing | Ronald Kruschak | Screenplay |
| Crew | Elisabeth Arthur | Creative Consultant |
| Editing | Ueli Christen | Editor |
| Art | Albrecht Konrad | Set Designer |
| Directing | Florian Baxmeyer | Director |
| Directing | Jan Sebastian Ballhaus | Director |
| Writing | David Howard | Screenplay |
| Production | Sytze van der Laan | Producer |
| Writing | Philip LaZebnik | Screenplay |
| Costume & Make-Up | Esther Walz | Costume Design |
| Costume & Make-Up | Marie Maggio | Assistant Makeup Artist |
| Production | Jayson de Rosner | Unit Production Manager |
| Art | Graeme Blem | Set Decoration |
| Production | Michael Schwarz | Line Producer |
| Production | Jennifer L. Smith | Casting |
| Costume & Make-Up | Björn Rehbein | Key Makeup Artist |
| Directing | Jan Sebastian Ballhaus | First Assistant Director |
| Art | Darryl Hammer | Art Direction |
| Production | David Groenewold | Co-Producer |
| Directing | Wendy Croad | Second Assistant Director |
| Directing | François Doge | Second Unit Director |
| Production | Stuart Pollok | Executive Producer |
| Production | Dieter Stempnierwsky | Line Producer |
| Crew | Peter Krause | Cinematography |
| Art | Elgin Rust | Art Direction |
| Directing | Lali Avis | Second Second Assistant Director |
| Costume & Make-Up | Björn Rehbein | Key Hair Stylist |
| Directing | Agne Januskyte | Second Assistant Director |
| Production | Giselher Venzke | Co-Producer |
| Crew | Gabriele Niemeyer | Post Production Supervisor |
| Directing | Eva Franzen | First Assistant Director |
| Sound | Ralph Thiekötter | Sound Re-Recording Mixer |
