'Collision' centres on a married couple, Leo and Olivia. As they are facing a crisis in their marriage, their nine-year-old daughter, Liv, becomes a messenger between her mother and father. The film explores the break-up of a family and the decisions parents make in trying to find meaning and hope when everything is falling apart
| Actor | Role |
|---|---|
 Nikolaj Lie KaasLeo | Leo |
 Cecilie StenspilOlivia | Olivia |
| KKarla Sigrid Wienberg AvazLiv | Liv |
 Albert Rudbeck LindhardtGustav | Gustav |
 Tommy KenterHarald | Harald |
 Henning JensenBjarne | Bjarne |
 Rasmus BjergSvendsen | Svendsen |
 Nicolas BroWagner | Wagner |
 Sebastian JessenFrederik | Frederik |
 Charlotte MunckVibeke | Vibeke |
 Jes Dorph-PetersenJes | Jes |
 Bodil JørgensenElin | Elin |
 Julie ChristiansenFrida | Frida |
 Olaf JohannessenJudge | Judge |
 Casper CrumpLaust | Laust |
 Gordon KennedyGustavs lærer | Gustavs lærer |
 Niels BrandtPilot | Pilot |
 Stephanie NguyenLea | Lea |
 Nadia NouamaniLiv | Liv |
 Thue Ersted RasmussenGalleri ejer | Galleri ejer |
 Emilie Kroyer KoppelMaj | Maj |
 Natali Vallespir SandRetsmediciner | Retsmediciner |