Cast
| Brie Larson | Ma |
| Jacob Tremblay | Jack |
| William H. Macy | Robert |
| Joan Allen | Nancy |
| Wendy Crewson | Talk Show Hostess |
| Sean Bridgers | Old Nick |
| Matt Gordon | Doug |
| Amanda Brugel | Officer Parker |
| Joe Pingue | Officer Grabowski |
| Cas Anvar | Dr. Mittal |
| Justin Mader | FBI Agent |
| Tom McCamus | Leo |
| Kate Drummond | Neighbor |
| Jack Fulton | Jack's Friend |
Director
| Lenny Abrahamson |
Writer
| Emma Donoghue |
Producer
| David Gross |
| Ed Guiney |
Executive Producer
| Jeff Arkuss |
| Rose Garnett |
| Andrew Lowe |
| Tessa Ross |
| Jesse Shapira |