A single mom and her two boys help take care of their grandmother with mystical powers.
Unfortunately the movie Mercy is not yet available on HBO Max.
| Directing | Peter Cornwell | Director |
| Writing | Matt Greenberg | Screenplay |
| Writing | Stephen King | Short Story |
| Production | Jason Blum | Producer |
| Production | Mary Viola | Producer |
| Production | McG | Producer |
| Sound | Reza Safinia | Music |
| Camera | Byron Shah | Director of Photography |
| Editing | Toby Yates | Editor |
| Editing | William Yeh | Editor |
| Production | Lindsey Hayes Kroeger | Casting |
| Art | Clay A. Griffith | Production Design |
| Art | Angela Stauffer | Art Direction |
| Costume & Make-Up | Justine Seymour | Costume Design |
| Costume & Make-Up | Kristy Horiuchi | Makeup Department Head |
| Costume & Make-Up | David Abbott | Makeup Artist |
| Crew | Justin Raleigh | Makeup Effects |
| Crew | Kelly Golden | Makeup Effects |
| Crew | Michael Ezell | Makeup Effects |
| Crew | Randy Eriksen | Property Master |
| Sound | Robert Chen | Sound Editor |
| Sound | Paul Hackner | Sound Re-Recording Mixer |
| Sound | Jonathan Bruce | Foley |
| Visual Effects | Olaf Wendt | Visual Effects Supervisor |
| Crew | Rob King | Stunt Coordinator |
| Camera | Nicola Benizzi | Camera Operator |
| Camera | David Shawl | Steadicam Operator |
| Camera | Daniel C. McFadden | Still Photographer |
| Camera | Christopher Hamilton | Additional Photography |
| Lighting | Jeff Webster | Gaffer |
| Costume & Make-Up | LuEllyn Harper | Costume Supervisor |
| Costume & Make-Up | Carly J. Mills | Set Costumer |
| Costume & Make-Up | Summer Petersen | Set Costumer |
| Editing | Frank Openchowski | First Assistant Editor |
| Directing | Jane Forbes | Script Supervisor |
| Crew | Jennifer Levine | Set Medic |
| Crew | Kelli Barksdale | Stunt Double |
| Production | Erin Vitali | Production Coordinator |
| Production | Amy Smolev | Production Accountant |
| Production | Megan Lurty | Production Assistant |
| Production | Katrina Kirby | First Assistant Accountant |
| Production | Julio Gasson | Production Assistant |
| Production | Federico Ferreri | Production Assistant |
| Production | Keith Blomberg | Production Assistant |
| Production | Niccole Ostonio | Post Production Coordinator |
| Editing | Frank Openchowski | Additional Editor |
| Editing | Aric Lewis | Assistant Editor |
| Editing | Robert Ivison | Additional Editor |
| Production | Eddie Jaszek | Casting Associate |
| Crew | Dennis Scott | Utility Stunts |
| Crew | Diane Peterson | Stunts |
| Crew | Jasi Cotton Lanier | Stunt Double |
| Crew | Nicholas King | Utility Stunts |
| Crew | Michael R. King | Utility Stunts |
| Crew | Chris J. King | Stunt Double |
| Crew | Craig Jensen | Utility Stunts |
| Crew | Emily Brobst | Stunt Double |
| Crew | Mary Albee | Stunts |
| Directing | Marc Newland | First Assistant Director |
| Directing | Mike Elliott | Second Unit Director |
| Directing | Jaysene Overton | Second Assistant Director |
| Crew | Tony Roman | Post Production Supervisor |
| Production | Albert T. Dickerson III | Unit Production Manager |
| Production | Jeanette Volturno | Executive Producer |
| Production | Nathan Stadler | Co-Producer |
| Production | Sam Schlesinger | Co-Producer |
| Production | Jessica Malanaphy | Co-Producer |
| Production | Matt Greenberg | Executive Producer |
| Production | Gudrun Giddings | Producer |
| Production | Albert T. Dickerson III | Co-Producer |
| Production | Phillip Dawe | Associate Producer |
| Art | Skip Crank | Property Master |
