Alain Chabat

as Goscinny (voice)

Laurent Lafitte

as Sempé (voice)

Simon Faliu

as Nicolas (voice)

Alban Aumard

as Bouillon (voice)

Alicia Hava

as Rufus (voice)

Aurélien de Branche

as Geoffroy (voice)

Claire Dumas

as Mistress (voice)

Delphine Baril

as Mrs. Courteplaque (voice)

Elisa Bardeau

as Marie-Edwige (voice)

Lucie Bolze

as The Mother on the Dock (voice)

Marc Arnaud

as Gym Teacher / Photographer (voice)

Maud Coullomb

as Couple (voice)

Nicolas Chupin

as Lestouffe (voice)

Octave Bossuet

as Alceste (voice)

Quentin Faure

as Interviewer / Controller / Journalist (voice)

Serge Faliu

as Papa / Léon (voice)