A film about Mark David Chapman in the days leading up to the infamous murder of Beatle John Lennon.
You can now watch Chapter 27 online on the following streaming providers in the United States.
| Production | Brad Wyman | Producer |
| Production | Jared Leto | Executive Producer |
| Sound | Anthony Marinelli | Original Music Composer |
| Camera | Tom Richmond | Director of Photography |
| Directing | Jarrett Schaefer | Director |
| Writing | Jarrett Schaefer | Writer |
| Production | Amanda Mackey | Casting |
| Production | Cathy Sandrich Gelfond | Casting |
| Production | Sig De Miguel | Casting |
| Sound | Tracy McKnight | Music Supervisor |
| Production | Brian Bell | Line Producer |
| Costume & Make-Up | Ane Crabtree | Costume Design |
| Editing | Jim Makiej | Editor |
| Editing | Andrew Hafitz | Editor |
| Art | Kalina Ivanov | Production Design |
| Writing | Jack Jones | Book |
| Production | Rick Chad | Executive Producer |
| Production | Gilbert Alloul | Executive Producer |
| Production | John Flock | Executive Producer |
| Production | Gary Howsam | Executive Producer |
| Production | Lewin Webb | Executive Producer |
| Production | Robert Salerno | Producer |
| Production | Naomi Despres | Producer |
| Production | Alexandra Milchan | Producer |
| Production | Bergen Swanson | Unit Production Manager |
| Directing | Thomas Fatone | First Assistant Director |
| Directing | Jeffrey Lazar | First Assistant Director |
| Directing | Patrick D. Gibbons | Second Assistant Director |
| Directing | Jason Rody | Second Assistant Director |
| Directing | Kirsten Kearse | Script Supervisor |
| Camera | Michael Simmonds | Second Unit Director of Photography |
| Camera | JoJo Whilden | Still Photographer |
| Lighting | Shawn Greene | Gaffer |
| Lighting | Nina Kuhn | Best Boy Electric |
| Art | Randall Richards | Art Direction |
| Art | Amanda Carroll | Set Decoration |
| Art | Joseph Proscia | Leadman |
| Art | Robert Zorella | Art Department Coordinator |
| Art | Richard Hebrank | Construction Coordinator |
| Art | Dominick Cocuzzo | Construction Grip |
| Costume & Make-Up | Chris Ann Pappas | Assistant Costume Designer |
| Costume & Make-Up | Amy Pickering | Key Costumer |
| Costume & Make-Up | Colleen Callaghan | Key Hair Stylist |
| Costume & Make-Up | Maya Hardinge | Makeup Department Head |
| Costume & Make-Up | Evelyne Noraz | Makeup Artist |
| Costume & Make-Up | Todd Tucker | Prosthetic Makeup Artist |
| Sound | Lawrence Loewinger | Sound Mixer |
| Sound | Bryant Musgrove | Boom Operator |
| Production | Chris Marsh | Location Manager |
| Production | Rafael Lima | Assistant Location Manager |
| Production | Danielle Blumstein | Production Coordinator |
| Production | Derek Yip | Production Accountant |
| Production | Kate Bulpitt | Casting Associate |
| Crew | Charlotte Fleck | Dialect Coach |
| Crew | Tim Pedegana | Post Production Supervisor |
| Crew | Michael Fennimore | Transportation Captain |
| Sound | Robert Getty | Supervising Sound Editor |
| Sound | Alec St. John | Supervising Sound Editor |
| Sound | Matthew Iadarola | Sound Re-Recording Mixer |
| Sound | Gary Gegan | Sound Re-Recording Mixer |
| Sound | Eric Raber | Sound Effects Editor |
| Sound | Danielle Fiorello | Dialogue Editor |
| Sound | Jonathan Coomes | Foley Editor |
| Sound | Alan Freedman | ADR Mixer |
| Sound | Bobby Johanson | ADR Engineer |
| Sound | Kris Chevannes | ADR Recordist |
| Sound | David Jobe | Foley Mixer |
| Sound | Lucy Sustar | Foley Mixer |
| Sound | Gregg Barbanell | Foley Artist |
| Sound | David Lee Fein | Foley Artist |
| Sound | Julie Pearce | Music Editor |
