A recently widowed detective still grieving over his wife's death discovers a shocking connection between himself and the suspects in a serial killing spree linked to the Four Horsemen of the Apocalypse.
Unfortunately the movie Horsemen is not yet available on HBO Max.
| Directing | Jonas Åkerlund | Director |
| Production | Michael Bay | Producer |
| Production | Lindsey Hayes Kroeger | Casting |
| Production | David Rapaport | Casting |
| Production | Nicole Brown | Co-Producer |
| Production | Kelli Konop | Co-Producer |
| Production | Jeremiah Samuels | Co-Producer |
| Production | Mike Weber | Co-Producer |
| Production | Ted Field | Executive Producer |
| Production | Joseph Drake | Executive Producer |
| Production | Nathan Kahane | Executive Producer |
| Production | Joe Rosenberg | Executive Producer |
| Production | Brad Fuller | Producer |
| Crew | Kurt Bryant | Stunt Coordinator |
| Crew | Rick Skene | Stunt Coordinator |
| Crew | Shawn Robinson | Stunts |
| Crew | Dan Skene | Stunts |
| Crew | Rick Skene | Stunts |
| Production | Jeremiah Samuels | Unit Production Manager |
| Production | Regina Robb | Unit Production Manager |
| Directing | Phil Hardage | First Assistant Director |
| Directing | Charles Crossin | Second Assistant Director |
| Directing | Richard Duffy | Second Second Assistant Director |
| Directing | Martin Ellis | Third Assistant Director |
| Directing | Patricia Jagger | Script Supervisor |
| Production | Cathie J. Edgar | Location Manager |
| Lighting | Rick Thomas | Gaffer |
| Lighting | Robert Rowan | Assistant Chief Lighting Technician |
| Lighting | Laurence Mardon | Lighting Technician |
| Lighting | Joao Holowka | Rigging Gaffer |
| Art | Larry Spittle | Assistant Art Director |
| Art | Gord Peterson | Set Designer |
| Art | Nick Burns | Storyboard Artist |
| Camera | François Balcaen | Key Grip |
| Camera | Conroy Finnigan | Best Boy Grip |
| Camera | Terry Thiessen | Grip |
| Costume & Make-Up | Kelly Nelson | Key Hair Stylist |
| Costume & Make-Up | Pina Robinson | First Assistant Hairstylist |
| Costume & Make-Up | Ron Berkeley | Key Makeup Artist |
| Costume & Make-Up | Jennifer Machnee | First Assistant Makeup Artist |
| Art | Debbie Kuzina | Set Buyer |
| Art | Lindsey Bart | Lead Set Dresser |
| Costume & Make-Up | Owen Bird | On Set Dresser |
| Art | Robert K. Laurie | Set Dresser |
| Sound | Leon Johnson | Sound Mixer |
| Sound | Stan Mak | Boom Operator |
| Crew | Rocco Larizza | Key Special Effects |
| Crew | Mara McSweeny | Clearances Coordinator |
| Production | Wanda Bretecher | Production Coordinator |
| Production | Kimberly Mikoluff | Travel Coordinator |
| Camera | Gilles Corbeil | Steadicam Operator |
| Camera | Gilles Corbeil | "A" Camera Operator |
| Camera | Paul Suderman | "A" Camera Operator |
| Camera | Doug Lavender | First Assistant "A" Camera |
| Camera | Kirk Chiswell | First Assistant "B" Camera |
| Camera | Carrie Wilson | Second Assistant "A" Camera |
| Camera | Charles Konowal | "C" Camera Operator |
| Camera | Einar Sigurdson | First Assistant "C" Camera |
| Camera | Jason Heke | Second Assistant "C" Camera |
| Camera | Casey Harrison | Camera Loader |
| Art | Olaf Dux | Construction Coordinator |
| Crew | Ted Hnatishin | Carpenter |
| Crew | Lloyd Brandson | Key Scenic Artist |
| Crew | Charles Gustafson | Scenic Artist |
| Costume & Make-Up | Karen Kristalovich | Assistant Costume Designer |
| Costume & Make-Up | Lou Decampo | Costume Set Supervisor |
| Costume & Make-Up | Amy Sztulwark | Costume Assistant |
| Costume & Make-Up | Sandra Soke | Costume Assistant |
| Camera | Rebecca Sandulak | Still Photographer |
| Production | Wendy Gaboury | Production Accountant |
| Production | Jennifer Omoth | First Assistant Accountant |
| Production | Paul Courchaine | Payroll Accountant |
| Production | Celene Miles | Second Assistant Accountant |
| Production | Heather Tyler | Post Production Accountant |
| Production | Eleanor Erum | Extras Casting Assistant |
| Crew | Diane Pitblado | Dialect Coach |
| Directing | Richard Duffy | Second Unit First Assistant Director |
| Sound | Paul N.J. Ottosson | Supervising Sound Editor |
| Crew | Jack Schuster | Post Production Supervisor |
| Editing | Peter Gvozdas | Additional Editor |
| Editing | Jim Schulte | First Assistant Editor |
| Sound | Christopher Kennedy | Music Editor |
| Sound | Susan Kurtz | Dialogue Editor |
| Sound | Ryan Juggler | ADR Editor |
| Sound | Richard C. Franklin | Foley Editor |
| Sound | Jussi Tegelman | Foley Editor |
| Sound | Jamie Hardt | Assistant Sound Editor |
| Sound | Sean Rowe | Foley Artist |
| Sound | Joan Rowe | Foley Artist |
| Sound | Ryan Maguire | Foley Mixer |
| Sound | Marti D. Humphrey | Sound Re-Recording Mixer |
| Sound | Chris M. Jacobson | Sound Re-Recording Mixer |
| Sound | Jan A. P. Kaczmarek | Orchestrator |
| Crew | Joe Everett | Unit Publicist |
| Crew | John Mysyk | Transportation Coordinator |
| Crew | Ron Mymryk | Driver |
| Production | Brandy Hagborg | Production Assistant |
| Writing | Dave Callaham | Screenplay |
| Production | Andrew Form | Producer |
| Sound | Jan A. P. Kaczmarek | Original Music Composer |
| Camera | Eric Broms | Director of Photography |
| Editing | Jim May | Editor |
| Editing | Todd E. Miller | Editor |
| Art | Sandy Cochrane | Production Design |
| Art | Peter Emmink | Art Direction |
| Art | Stephen Arndt | Set Decoration |
| Costume & Make-Up | B. Åkerlund | Costume Design |
| Costume & Make-Up | Jaremy Aiello | Special Effects Makeup Artist |
