Five years after their summer together in Barcelona, Xavier, William, Wendy, Martine and Isabelle reunite.
| Directing | Cédric Klapisch | Director |
| Writing | Cédric Klapisch | Screenplay |
| Production | Matthew Justice | Producer |
| Production | Bruno Levy | Producer |
| Production | Elena Yatsura | Executive Producer |
| Editing | Francine Sandberg | Editor |
| Sound | Loïc Dury | Music |
| Sound | Laurent Levesque | Music |
| Sound | Christophe Minck | Music |
| Crew | Monte Christo | Executive Music Producer |
| Sound | Bruno Epron Mahmoudi | Music |
| Camera | Dominique Colin | Director of Photography |
| Production | Jeanne Millet | Casting |
| Art | Marie Cheminal | Production Design |
| Art | Tim Stevenson | Art Direction |
| Costume & Make-Up | Anne Schotte | Costume Design |
| Costume & Make-Up | Laurence Boulet | Assistant Hairstylist |
| Costume & Make-Up | Judith Gayo | Key Makeup Artist |
| Costume & Make-Up | Jane Milon | Key Hair Stylist |
| Costume & Make-Up | Véronique Nguyen | Makeup Artist |
| Production | Laurent Blu | Assistant Unit Manager |
| Production | Henri Deneubourg | Assistant Unit Manager |
| Crew | Nigel Dennis | Post Production Supervisor |
| Production | Benjamin Dewaele | Assistant Unit Manager |
| Production | Anne Férignac | Unit Production Manager |
| Production | Caroline Levy | Production Manager |
| Crew | Antoine Rabaté | Post-Production Manager |
| Production | Jacques Royer | Line Producer |
| Production | Antoine Théron | Unit Production Manager |
| Directing | Matthew Baker | Second Assistant Director |
| Directing | Paul Bennett | Third Assistant Director |
| Directing | Alice Cordie | Third Assistant Director |
| Directing | Ophélie Gelber | Second Assistant Director |
| Directing | Gabriel Levy | Assistant Director Trainee |
| Directing | Samantha Mialet | Assistant Director Trainee |
| Directing | Adam Morris | Third Assistant Director |
| Directing | Bertrand Normand | Second Unit Director |
| Directing | Eric Pujol | First Assistant Director |
| Directing | Kira Sinelshikova | First Assistant Director |
| Art | Daniel Ainslie | Props |
| Art | Chris Edwards | Production Design |
| Art | Neil Griffiths | Dressing Prop |
| Art | Stephanie Guitard | Set Decoration |
| Art | Stephanie Guitard | Set Dresser |
| Art | Chloe Leguay | Second Assistant Art Director |
| Art | Christophe Perruchi | Property Master |
| Art | Thierry Poulet | Painter |
| Art | Shirley Robinson | Set Decoration |
| Art | Florian Sanson | Art Direction |
| Art | Florian Sanson | First Assistant Art Direction |
| Art | Tim Stevenson | Art Direction |
| Sound | Stéphane Brunclair | Sound Editor |
| Sound | Edouard d'Heucqueville | Sound Mix Technician |
| Sound | Dominique Dalmasso | Sound Re-Recording Mixer |
| Sound | Sophie Durand | Assistant Sound Editor |
| Sound | Sergey Ekinow | Sound Assistant |
| Sound | Ben Greaves | Boom Operator |
| Sound | Judith Guittier | Assistant Foley Artist |
| Sound | Vincent Laurence | Sound Recordist |
| Sound | Laurent Lévy | Foley Artist |
| Sound | Cyril Moisson | Sound |
| Sound | Xavier Prêtre | Sound |
| Sound | Jean-François Schenegg | Boom Operator |
| Sound | James Seddon | Dolby Consultant |
| Sound | Remi Stengel | Sound Re-Recording Assistant |
| Crew | Gilles Conseil | Stunts |
| Visual Effects | Seb Caudron | Visual Effects Supervisor |
| Visual Effects | David Danesi | Visual Effects Producer |
| Visual Effects | Vincent Dudouet | Digital Compositor |
| Visual Effects | Sebastien Dupuis | Digital Compositor |
| Visual Effects | Sylvian Fabre | Compositing Supervisor |
| Visual Effects | Lukasz Jacquet-Kotlarek | Visual Effects |
| Visual Effects | Aurelie Lajoux | Digital Compositor |
| Visual Effects | Bertrand Levallois | Visual Effects Producer |
| Camera | Loïc Andrieu | Steadicam Operator |
| Lighting | Olivier Berquet | Gaffer |
| Camera | Julian Bucknall | First Assistant Camera |
| Camera | Michel Dechaud | Key Grip |
| Camera | Bertrand Etienne | Assistant Camera |
| Camera | Mounia Lamrani | Assistant Camera |
| Camera | Mark Milsome | First Assistant Camera |
| Camera | Jérôme Plon | Still Photographer |
| Camera | Galatae Politis | First Assistant Camera |
| Camera | Kathy Sebbah | Assistant Camera |
| Camera | Matilda Smith | Second Assistant Camera |
| Camera | Colin Strachan | Key Grip |
| Lighting | Mathieu Szpiro | Electrician |
| Camera | Jean-Mary Vodoz | Grip |
| Lighting | Philippe Wegiel | Lighting Technician |
| Production | Chuck Douglas | Extras Casting |
| Production | Christophe Istier | Extras Casting |
| Production | Sue Jones | Casting |
| Production | Jeanne Millet | Extras Casting |
| Production | Hermine Poitou | Casting Assistant |
| Costume & Make-Up | Leila Adjir | Costumer |
| Costume & Make-Up | Julia Patkos | Assistant Costume Designer |
| Editing | Denis Bedlow | Assistant Editor |
| Editing | Céline Cloarec | Assistant Editor |
| Editing | Sophie Denize | Digital Intermediate Producer |
| Editing | Caroline Dulac | Assistant Editor |
| Editing | Christine Szymkowiak | Digital Colorist |
| Production | Tony Hood | Location Manager |
| Art | Cindy Le Templier | Location Scout |
| Production | Clive Trott | Location Manager |
| Production | Frédéric Vialle | Location Manager |
| Production | Martin Wady | Location Manager |
| Production | Adam White | Location Manager |
| Sound | Simon Andrieux | Musician |
| Sound | Steve Argüelles | Music Supervisor |
| Sound | Benoît Baume | Musician |
| Sound | Guillaume Dutrieux | Musician |
| Sound | Yann Jankielewicz | Musician |
| Sound | Grégoire Korniluk | Musician |
| Sound | Laurent Levesque | Music Arranger |
| Sound | Laurent Levesque | Orchestrator |
| Sound | Felix Niel | Musician |
| Sound | Tony Truant | Musician |
| Directing | Barbara Constantine | Script Supervisor |
| Production | Saga Blanchard | Production Coordinator |
| Art | Seb Caudron | Title Designer |
| Crew | Georges Gautier | Catering |
| Production | Séverine Guignard | Production Secretary |
| Production | David Kerney | Production Accountant |
| Crew | Casey Levie | Floor Runner |
| Production | Judith Lionnet | Production Assistant |
| Production | Jaynie Miller | Production Coordinator |
| Production | Camille Servignat | Assistant Production Coordinator |
| Production | Géraldine Toitot | Administration |
| Production | Ira Zloczower | Production Executive |
| Sound | Christophe Minck | Musician |
