De film volgt Sanna, die voor haar proefschrift de talloze manieren wil documenteren die er zijn om een huwelijk kapot te maken.
Nee, helaas is 21 tapaa pilata avioliitto nog niet beschikbaar op Netflix in Nederland.
| Sound | Tuomas Klaavo | Sound Designer |
| Sound | Mikko Mäkelä | Sound Designer |
| Sound | Kerkko Koskinen | Original Music Composer |
| Art | Christer Andersson | Production Design |
| Camera | Allan Pyykkö | Assistant Camera |
| Lighting | Tomi Lakonen | Gaffer |
| Directing | Anu Hukka | Assistant Director |
| Directing | Heli Karppinen | Script Supervisor |
| Art | Tanja Rautiainen | Property Master |
| Sound | Peter Nordström | Sound Re-Recording Mixer |
| Editing | Marko Terävä | Colorist |
| Costume & Make-Up | Alisa Kaksonen | Assistant Hairstylist |
| Sound | Tuomas Klaavo | Production Sound Mixer |
| Sound | Mikko Mäkelä | Production Sound Mixer |
| Sound | Laura Kuivalainen | Production Sound Mixer |
| Directing | Johanna Vuoksenmaa | Director |
| Writing | Johanna Vuoksenmaa | Writer |
| Sound | Viktor Toikkanen | Sound Assistant |
| Sound | Heikki Kossi | Foley Artist |
| Lighting | Miska Rämö | Lighting Technician |
| Camera | Kosti Lehikoinen | Grip |
| Sound | Pietu Korhonen | Foley Editor |
| Camera | Tuomo Manninen | Still Photographer |
| Camera | Johanna Vuoksenmaa | Still Photographer |
| Editing | Ari Rusanen | Online Editor |
| Production | Riina Hyytiä | Producer |
| Production | Leena Mäenpää-Bentley | Line Producer |
| Editing | Antti Reikko | Editor |
| Costume & Make-Up | Tiina Kaukanen | Costume Design |
| Costume & Make-Up | Hannele Herttua | Makeup Designer |
| Sound | Vesa Meriläinen | Sound Editor |
| Crew | Alina Toivanen | Stunt Double |
| Visual Effects | Henri Tani | Animation |
| Visual Effects | Kalle Kotila | Animation Director |
| Visual Effects | Sari Tani | Animation |
| Visual Effects | Mikko Vormala | Animation |
| Camera | Jan Nyman | Director of Photography |
