21 Ways to Ruin a Marriage
1h 33m·Comedy, Romance·
The film follows Sanna, who sets out to document the countless ways there are to ruin a marriage for her doctoral thesis.
| Actor | Role |
|---|---|
 Armi ToivanenSanna Manner | Sanna Manner |
 Essi HellénAino Elomäki | Aino Elomäki |
 Aku HirviniemiJouni Pirhonen | Jouni Pirhonen |
 Riku NieminenAleksi Sepänniitty | Aleksi Sepänniitty |
 Pamela TolaElli | Elli |
 Hannele LauriEila Manner | Eila Manner |
 Vesa VierikkoEero Manner | Eero Manner |
| NNiina LahtinenJohanna | Johanna |
 Aarre KarénHearing Impaired Man | Hearing Impaired Man |
| EEila RoineVisually Impaired Woman | Visually Impaired Woman |
 Miia NuutilaTiina Sirkiä | Tiina Sirkiä |
 Jarkko NiemiLauri | Lauri |
 Krisse SalminenHenna | Henna |
 Eero RitalaRound-Headed Man | Round-Headed Man |
 Mari PerankoskiEve (voice) | Eve (voice) |
 Frans IsotaloAntti | Antti |
| MMeiju LampinenMaija | Maija |
| JJuha-Pekka MikkolaGroom | Groom |
| LLaura VehkanenBride | Bride |
| SSami Samuel KosonenTimppa | Timppa |
| MMisa PalanderBride | Bride |
 Iikka ForssGroom | Groom |
| SSaara SaastamoinenBride | Bride |
 Jussi PuhakkaHusband | Husband |
| MMinna RimpiläMari | Mari |
| MMiska KajanusGroom | Groom |
| EElina HietalaBride | Bride |
| AAnna-Stina BackströmWife | Wife |
 Hannes SuominenHusband | Husband |
| OOnni LeppänenLeo | Leo |