A Japanese trumpet player on a cultural pilgrimage to discover New York City jazz experiences a hell of a night after being lost in Brooklyn.
Unfortunately the movie Trumpet is not yet available on HBO Max.
| Directing | Kevin Haefelin | Director |
| Writing | Kevin Haefelin | Writer |
| Writing | Kevin Haefelin | Story |
| Production | Kevin Haefelin | Producer |
| Editing | Kevin Haefelin | Editor |
| Art | Kevin Haefelin | Production Design |
| Writing | Youmi Haefelin-Roch | Story |
| Sound | Mao Sone | Original Music Composer |
| Production | Giorgio D'Imperio | Associate Producer |
| Production | Youmi Haefelin-Roch | Producer |
| Production | Leandro Monti | Associate Producer |
| Crew | Leandro Monti | Cinematography |
| Art | Youmi Haefelin-Roch | Props |
| Production | Cody Sherrill | Associate Producer |
| Costume & Make-Up | Deanna Andes | Costume Design |
| Costume & Make-Up | Micki Chomicki | Wigmaker |
| Costume & Make-Up | Frédéric Zaid | Wig Designer |
| Costume & Make-Up | Frédéric Zaid | Hair Designer |
| Production | Alexander Yarber | Unit Production Manager |
| Directing | Howie Shawki | Assistant Director |
| Sound | Ander Agudo | Sound |
| Sound | Loïc Gourbe | Sound Designer |
| Sound | Loïc Gourbe | Sound Mixer |
| Sound | Florian Penot | Foley Artist |
| Crew | Boris Rabusseau | Compositor |
| Lighting | Dennis Ly | Gaffer |
| Camera | Yuriy Semenyuk | Assistant Camera |
| Camera | Cody Sherrill | Key Grip |
| Camera | Cody Sherrill | Still Photographer |
| Production | Conder Shou | Casting Assistant |
| Crew | Chris Innis | Thanks |
| Editing | Boris Rabusseau | Colorist |
| Sound | Marty Holoubek | Musician |
| Sound | Itsumi Komano | Musician |
| Sound | Kensuke Miyaki | Musician |
| Sound | Masato Mori | Musician |
| Sound | Takafumi Nikaido | Musician |
| Production | Sparks Alexander | Production Assistant |
| Production | Scott Garraud | Production Assistant |
| Production | Jon Mitchell | Production Assistant |
| Production | Jon Mitchell | Production Coordinator |
| Production | Allen O'Brian | Production Assistant |
| Crew | Alessandra Jeanneret | Thanks |
| Crew | Patrick Jeanneret | Thanks |
