Ugo Bienvenu Director, Screenwriter, Producer Will Ferrell Voice America Ferrera Voice Flea Voice Natalie Portman Voice, Producer Mark Ruffalo Voice Andy Samberg Voice Swann Arlaud Tom , Mikki Voice Alma Jodorowsky Jeanne , Mikki Voice Margot Ringard Oldra Iris Voice Oscar Lapierre Arco Voice Vincent Macaigne Dougie Voice Louis Garrel Stewie Voice William Lebghil Frankie Voice Oxmo Puccino Dom Voice Félix de Givry Screenwriter, Producer Sophie Mas Producer Martina Bassenger Executive Producer Douglas Choi Executive Producer Jamil Shamasdin Executive Producer Nathan Jacquard Film Editing, Film Editor Arnaud Toulon Original Music