Le temps perdu
- År: 1964
- Land: Canada
- Genre: Dokumentär
- Studio: ONF | NFB
- Nyckelord: adolescence, coming of age, god, love interest, meaning of life, searching for love, teenage dreams, self exploration, short film
- Direktör: Michel Brault
- Kasta: Céline Bernier, Nicole Geoffroy, Louise Pelletier, Raymond Décarie, André Fortier, Dominique Boisvert