A Romanian police officer, determined to free from prison a crooked businessman who knows where a mobster's money is hidden, must learn the difficult ancestral whistling language (Silbo Gomero) used on the island of Gomera.
Unfortunately the movie The Whistlers is not yet available on HBO Max.
| Directing | Corneliu Porumboiu | Director |
| Writing | Corneliu Porumboiu | Writer |
| Production | Patricia Poienaru | Executive Producer |
| Production | Alejandro Arenas | Associate Producer |
| Crew | Katarina Krave | Legal Services |
| Crew | Rebecka Beckman | Legal Services |
| Production | Ramona Grama | Production Coordinator |
| Directing | Ovidiu Paunescu | First Assistant Director |
| Directing | Ingrid Cristea | Second Assistant Director |
| Directing | Andrei Hazi Barbu | Third Assistant Director |
| Costume & Make-Up | Gabi Cretan | Makeup Artist |
| Costume & Make-Up | Simion Bianca | Assistant Makeup Artist |
| Camera | Titi Gavrila | First Assistant Camera |
| Camera | Carmen Tofeni | Second Assistant Camera |
| Camera | Catalin Kislinger | Second Assistant Camera |
| Camera | Viorel Stoica | Digital Imaging Technician |
| Crew | Dumitru Dumitru | Video Assist Operator |
| Camera | Alexandru Durac | Steadicam Operator |
| Camera | Dumitru Drăguț | Key Grip |
| Camera | Catalin Ionita | Best Boy Grip |
| Art | Anca Perja | Set Decoration |
| Art | Geaniloni Sandru | Lead Painter |
| Lighting | Octavian Andreescu | Gaffer |
| Lighting | Daniel Cosor | Electrician |
| Lighting | Vlad Cosor | Electrician |
| Lighting | Lupsa Armand | Best Boy Electric |
| Lighting | Florin Ion | Electrician |
| Costume & Make-Up | Ionel Popa | Prosthetics |
| Costume & Make-Up | Ilinca Angelescu | Other |
| Sound | André Rigaut | Sound Recordist |
| Sound | Sophie Chiabaut | Boom Operator |
| Production | Cristina Serafim | Accountant |
| Costume & Make-Up | Margareta Stefan | Hair Designer |
| Production | Janine Jackowski | Co-Producer |
| Production | Mihai Busuioc | Line Producer |
| Production | Maren Ade | Co-Producer |
| Production | Benoît Quainon | Co-Producer |
| Production | Patricia Poienaru | Producer |
| Production | Jim Stark | Associate Producer |
| Production | Anthony Muir | Associate Producer |
| Production | Sean Wheelan | Associate Producer |
| Editing | Roxana Szel | Editor |
| Art | Arantxa Etcheverria | Art Direction |
| Art | Simona Pădurețu | Production Design |
| Camera | Tudor Mircea | Director of Photography |
