 | Bernard Alane als Mishima Tuvache (voice) |
 | Isabella Spade als Lucrèce Tuvache (voice) |
 | Kacey Mottet Klein als Alan Tuvache (voice) |
 | Isabelle Giami als Marilyn Tuvache (voice) |
 | Laurent Gendron als Vincent Tuvache (voice) |
 | Pierre-François Martin-Laval als Handsome Boy (voice) |
 | Eric Métayer als Psychiatrist / Homeless Man (voice) |
 | Jacques Mathou als Mr. Calmel / Mr. Dead for Two (voice) |
 | Urbain Cancelier als Gynaecologist / Neurasthenic Man (voice) |
 | Pascal Parmentier als Uncle Dom / P. E. Teacher (voice) |
 | Mathis Lakehal als Alan's Friend #1 (voice) |
| Jules Poisson als Alan's Friend #2 (voice) |
| Simon Rozenfeld als Alan's Friend #3 (voice) |
| Samuel Vidal als Alan's Friend #4 (voice) |
 | Edouard Pretet als Desperate Man (voice) |
 | Jean-Paul Comart als Rescuer / Suicidal Man on the Bridge (voice) |
 | Annick Alane als Little Old Lady / Little Lady #2 (voice) |
 | Juliette Poissonnier als Mrs. Dead for Two / Wife (voice) |
 | Philippe du Janerand als Feverish Man / Husband (voice) |
 | Isabelle Petit-Jacques als Bourgeoise Lady (voice) |
| Nathalie Perrot als Little Lady #1 (voice) |
| Patrice Leconte | Director |
| Gilles Podesta | Producer |
| Jean Teulé | Novel |
| Rodolphe Ploquin | Editor |
| Emmanuel Montamat | Associate Producer |
| Eric Mistler | Associate Producer |
| Diana Elbaum | Associate Producer |
| Arlette Zylberberg | Associate Producer |
| Ilona Marouani | Associate Producer |
| Thomas Langmann | Producer |
| Michèle Pétin | Producer |
| Laurent Pétin | Producer |
| André Rouleau | Producer |
| Sébastien Delloye | Producer |
| Florian Thouret | Art Direction |
| Régis Vidal | Art Direction |
| Étienne Perruchon | Original Music Composer |
| Patrice Leconte | Screenplay |
| Florian Thouret | Assistant Director |
| Caroline Piochon | Animation |
| Dave W. Pelkey | Animation |
| Pierre-Yves Roupin | Sound Recordist |
| Pierre Desmonts | Sound Recordist |
| Vincent Mauduit | Supervising Sound Editor |
| Vincent Mauduit | Dialogue Editor |
| Thomas Gauder | Sound Mixer |
| Aymeric Letoquart | Sound Mixer |
| Patrice Leconte | Lyricist |
| Patrice Leconte | Writer |
| Louis de La Taille | Character Designer |
