Drie generaties komen samen voor de feestdagen. Daarbij spelen ze een seizoensritueel na van tradities, gesprekken en huishoudelijke taken. Tussen de maaltijden rond de tafel, anekdotes, tv-programma's en sauna's, zijn er geen geheimen of trauma's te onthullen, maar vooral gebaren te observeren en stiltes te interpreteren.
Nee, helaas is Mummola nog niet beschikbaar op Netflix in Nederland.
| Costume & Make-Up | Heidi Huovinen | Makeup Designer |
| Sound | Sveinung Nygaard | Original Music Composer |
| Costume & Make-Up | Mirva Mietala | Costume Design |
| Directing | Tia Kouvo | Director |
| Production | Jussi Rantamäki | Producer |
| Production | Emilia Haukka | Producer |
| Writing | Tia Kouvo | Writer |
| Camera | Jesse Jalonen | Director of Photography |
| Sound | Jorma Kaulanen | Sound Designer |
| Art | Nanna Hirvonen | Production Design |
| Editing | Okku Nuutilainen | Editor |
| Production | Fredrik Lange | Co-Producer |
| Production | Kristina Börjeson | Co-Producer |
| Production | Tia Kouvo | Casting |
| Lighting | Matleena Kuusela | Gaffer |
| Lighting | Anita Ahola | Lighting Technician |
| Camera | Veli-Matti Olkinuora | Grip |
| Lighting | Joonas Vainikka | Lighting Technician |
| Camera | Elisa Pehkonen | First Assistant Camera |
| Camera | Carolina Rauhala | Second Assistant Camera |
| Directing | Aija Ronkainen | First Assistant Director |
| Production | Henna Heinonen | Production Manager |
| Camera | Niclas Westman | Grip |
| Directing | Ada Johnsson | Second Assistant Director |
| Production | Paria Eskandari | Line Producer |
| Production | Ada Johnsson | Production Coordinator |
| Sound | Ilkka Kiukas | Boom Operator |
| Directing | Juulia Kalavainen | Script Supervisor |
| Sound | Vili Laitinen | Foley Artist |
| Sound | Tarmo Pehkonen | Sound Editor |
| Sound | Emil Päkki | Sound Editor |
| Sound | Vili Laitinen | Foley Editor |
| Sound | Karri Niinivaara | Sound Editor |
| Sound | Tarmo Pehkonen | Production Sound Mixer |
| Sound | Ville Katajala | Sound Editor |
| Camera | Sami Kuokkanen | Still Photographer |
