Young Tiuri has to pass the final test before before being knighted by king Dagonaut. He has to pass a night in the chapel, what is suddenly disturbed by a strangers request of help. With his decision to help the stranger, Tiuri abandons his given task and starts into an adventure, that will shape the destiny of Dagonaut. On his journey he learns about the true meaning of love, friendship, courage and loyalty.
Unfortunately the movie The Letter for the King is not yet available on HBO Max.
| Directing | Pieter Verhoeff | Director |
| Writing | Tonke Dragt | Novel |
| Writing | Maarten Lebens | Screenplay |
| Writing | Pieter Verhoeff | Screenplay |
| Sound | Paul M. van Brugge | Original Music Composer |
| Camera | Jules van den Steenhoven | Director of Photography |
| Production | Bettina Brokemper | Co-Producer |
| Production | Albert Schäfer | Co-Producer |
| Production | Heike Lagé | Co-Producer |
| Production | Mignon Huisman | Co-Producer |
| Production | Hans de Weers | Producer |
| Production | Hubert Nieuwendijk | Producer |
| Production | Pieter Klapwijk | Producer |
| Production | Reinout Oerlemans | Producer |
| Production | Erwin Godschalk | Line Producer |
| Production | Johannes Rexin | Line Producer |
| Production | Markus Brinkmann | Unit Production Manager |
| Art | Gert Brinkers | Production Design |
| Costume & Make-Up | Peri de Bragança | Costume Design |
| Costume & Make-Up | Leendert van Nimwegen | Makeup Designer |
| Costume & Make-Up | Leendert van Nimwegen | Hair Designer |
| Lighting | Erwin Roodhart | Gaffer |
| Sound | Eddy de Cloe | Sound |
| Editing | Bart van den Broek | Editor |
| Sound | Marco Vermaas | Sound Designer |
| Sound | Hugo Dijkstal | Sound Designer |
| Production | Janusz Gosschalk | Casting |
| Production | Job Gosschalk | Casting |
| Production | Bert Nijdam | Executive Producer |
| Production | Clea de Koning | Executive Producer |
| Art | Tim Pannen | Art Direction |
| Sound | Jan Smit | Songs |
