| Person | Type | Job | Role(s) |
|---|---|---|---|
 André Rouleau | Crew | Production | Producer |
 Benoît Charest | Crew | Sound | Music |
 Christian Rivest | Crew | Sound | Sound Effects Editor |
Claude Beaugrand | Crew | Sound | Supervising Sound Editor |
 Denis Villeneuve | Crew | Directing | Director, Writer |
 Don Carmody | Crew | Production | Producer |
 Karine Vanasse | Crew | Production | Producer |
 Maxime Rémillard | Crew | Production | Producer |
Pierre Blain | Crew | Sound | Sound Recordist |
 Pierre Gill | Crew | Camera | Director of Photography |
Richard Comeau | Crew | Editing | Editor |
Eric Leca | Crew | Writing | Writer |
Jacques Davidts | Crew | Writing | Writer |
Martin Tessier | Crew | Art | Art Direction |
Roger Martin | Crew | Art | Production Design |
Élisabeth Williams | Crew | Art | Set Decoration |
Stéphane Bergeron | Crew | Sound | Sound Re-Recording Mixer |
Julien Remillard | Crew | Production | Executive Producer |
 Dawn Ford | Cast | Actress | Valérie's Mother |
 Johanne-Marie Tremblay | Cast | Actress | Jean-François' Mother |
Karine Vanasse | Cast | Actress | Valérie |
 Martin Watier | Cast | Actor | Jean-François (voice) |
 Maxim Gaudette | Cast | Actor | The Assassin |
 Natalie Hamel-Roy | Cast | Actress | Jean-François' Mother (voice) |
 Nathalie Girard | Cast | Actress | Injured Student |
 Sébastien Huberdeau | Cast | Actor | Jean-François |
Adam Kosh | Cast | Actor | Killer's Roommate |
 Eugénie Beaudry | Cast | Actress | Female Student at Blackboard |
 Ève Duranceau | Cast | Actress | Student with the Ear Injury |
 François-Xavier Dufour | Cast | Actor | Student in 3rd Floor Corridor |
Mathieu Ledoux | Cast | Injured Student | |
 Pierre Leblanc | Cast | Actor | Mr. Martineau |
 Sophie Desmarais | Cast | Actress | Female Student - 3rd Floor Corridor |
 Cynthia Wu-Maheux | Cast | Actress | Female Student in First Classroom |
 Evelyne Brochu | Cast | Actress | Stéphanie |
 Francesca Barcenas | Cast | Actress | Injured Student at Copier |
 Jonathan Dubsky | Cast | Actor | Distracted Student |
 Marc-André Brisebois | Cast | Actor | Student in the Stairs |
 Marie-Évelyne Baribeau | Cast | Actress | Female Student in First Classroom |
 Pierre-Yves Cardinal | Cast | Actor | Éric |
Robert Reynaert | Cast | Actor | Teacher in First Classroom |
Pier-Olivier Paquet | Cast | Student at the Admission Office | |
 Valerie Cadieux | Cast | Actress | Female Student in First Classroom |
Emmanuelle Girard | Cast | Actress | Student Behind Speakers |
Manon Lapointe | Cast | Killer's Mother | |
 Alexis Lefebvre | Cast | Actor | Male Student in First Classroom |
 Larissa Corriveau | Cast | Actress | Killer's Neighboor |
 Eve Gadouas | Cast | Actress | Female Student in First Classroom |
Anne Trudel | Cast | Student Behind Speakers | |
Pierre-Xavier Martel | Cast | Actor | Security Guard |
 Stéphane Julien | Cast | Actor | Student in the Escalator |
 Lily Thibeault | Cast | Actress | Female Student at the Copy Room |
Kim Lavack-Paquin | Cast | Actor | Student at the Library |
Antoine Touchette | Cast | Male Student in Common Room | |
Denis Lehoux-Faucher | Cast | Actor | Engineer #1 |
 Alexandre St-Martin | Cast | Actor | Male Student in First Classroom |
 Louise Proulx | Cast | Actress | Secretary in Waiting Room |
Marc Francoeur | Cast | Valérie's Father | |
 Nir Assayag | Cast | Actor | Male Student in First Classroom |
 Marc Gourdeau | Cast | Actor | Engineer #2 |
 Mireille Brullemans | Cast | Actress | Admission Office's Secretary |
Chantale Bilodeau | Cast | Physiotherapist | |
Julien Maranda | Cast | Male Student in First Classroom | |
Josée Lacombe | Cast | Female Student in First Classroom | |
Cathy Labrecque | Cast | Female Student in First Classroom | |
 Valérie Charland | Cast | Female Student in First Classroom | |
| Person | Type | Job | Role(s) |
