The POstables are on a mission to deliver a soldier's letter from Afghanistan to a teenager who's being relentlessly bullied, while Oliver's estranged father surprises him with news that shakes him to his core.
Unfortunately the movie Signed, Sealed, Delivered: Truth Be Told is not yet available on HBO Max.
| Camera | Adam Sliwinski | Director of Photography |
| Camera | Alex Kuchera | Dolly Grip |
| Crew | Dawn Knight | Post Production Supervisor |
| Sound | Valerie Biggin | Music Supervisor |
| Writing | Martha Williamson | Teleplay |
| Writing | Martha Williamson | Story |
| Directing | Matthew Blecha | First Assistant Director |
| Crew | Crystal Dalman | Stunt Double |
| Camera | Mark H.W. Park | Key Grip |
| Art | Sean Kirkby | Production Design |
| Sound | Ryan Thompson | Sound Re-Recording Mixer |
| Directing | Kevin Fair | Director |
| Production | Jackie Lind | Casting |
| Editing | Jorelle Miranda | First Assistant Editor |
| Sound | James Jandrisch | Music |
| Crew | Richard O'Sullivan | Choreographer |
| Costume & Make-Up | Rebekka Sorensen | Costume Design |
| Editing | Tony Dean Smith | Editor |
| Crew | Brett Armstrong | Stunt Coordinator |
| Lighting | William McKnight | Lighting Technician |
| Camera | Cody Rusinko | Key Grip |
| Lighting | Tyler Walzak | Gaffer |
| Directing | Tahnee Curtis | Script Supervisor |
| Art | Mark Mcdonald | Set Decoration |
| Writing | Brandi Harkonen | Story |
| Camera | Bettina Strauss | Still Photographer |
| Production | Harvey Kahn | Producer |
| Production | Marcie Gold | Consulting Producer |
| Production | Brandi Harkonen | Consulting Producer |
| Production | Allen Lewis | Supervising Producer |
| Production | Matthew Blecha | Supervising Producer |
| Production | Kevin Fair | Executive Producer |
| Production | Joel S. Rice | Executive Producer |
| Production | Michael Prupas | Executive Producer |
| Production | Martha Williamson | Executive Producer |
| Crew | Martha Williamson | Creator |
| Production | Allen Lewis | Production Manager |
| Directing | Lori K. Peterson | Second Assistant Director |
| Production | Danny McWilliams | Location Manager |
| Production | Charmaine Tam | Assistant Location Manager |
| Camera | Dale H. Jahraus | Camera Operator |
| Camera | Catherine Mallette | Camera Operator |
| Camera | Braden Batsford | First Assistant Camera |
| Camera | Peter Leung | First Assistant Camera |
| Camera | Kim MacNaughton | First Assistant Camera |
| Camera | Bailey Mills | Second Assistant Camera |
| Camera | Tegan Kolodinski | Second Assistant Camera |
| Sound | Sebastian Salm | Sound Mixer |
| Sound | Paul Novokshonoff | Boom Operator |
| Crew | Ken Forsberg | Craft Service |
| Art | Liam Begley | Assistant Set Decoration |
| Art | Heather Ohlin | Set Dresser |
| Art | Michelle Allen | Property Master |
| Art | Tiffany Sheppard | Assistant Property Master |
| Costume & Make-Up | Maria Tyson | Assistant Costume Designer |
| Costume & Make-Up | Carla Kelly | Costume Coordinator |
| Costume & Make-Up | Layne Beck | Costume Set Supervisor |
| Costume & Make-Up | Nicole McCormick | Truck Costumer |
| Costume & Make-Up | Elisabeth Jolliffe | Key Makeup Artist |
| Costume & Make-Up | Nicole Rhianne Wise | Key Hair Stylist |
| Costume & Make-Up | Leah Cuff | Assistant Makeup Artist |
| Costume & Make-Up | Maria Gleeson | Assistant Hairstylist |
| Lighting | Poya Reisi | Best Boy Electric |
| Crew | Randy Rohrback | Generator Operator |
| Camera | Kyle Douglas Murray | Best Boy Grip |
| Crew | Darcy Davis | Special Effects Coordinator |
| Art | Jeff MacIntyre | Construction Coordinator |
| Production | Yale Kussin | Production Coordinator |
| Production | Laura Obenaus | Assistant Production Coordinator |
| Production | Adrian Bojidar | Assistant Production Coordinator |
| Directing | Erin Dixon | Third Assistant Director |
| Production | Svatia Sakarova | Accountant |
| Production | Sandra Murphy | Production Accountant |
| Production | Heather McCullough | Payroll Accountant |
| Crew | Dean Fitzpatrick | Transportation Coordinator |
| Crew | Bret Taylor | Transportation Captain |
| Crew | Sean Hanlin | Security Coordinator |
| Production | Sara Brown | Background Casting Director |
| Production | Alex Mcrae | Extras Casting Assistant |
| Editing | Jorelle Miranda | Assistant Editor |
| Editing | Michael Jacobsen | Assistant Editor |
| Production | Sepideh Merchant | Post Production Coordinator |
| Editing | Jimmy Hsu | Colorist |
| Editing | Jay Harada | Online Editor |
| Editing | Kevin Reid | Online Editor |
| Editing | Shaun Lang | Online Editor |
| Visual Effects | Barry Liu | Visual Effects Supervisor |
| Visual Effects | Jeanette Peters | Visual Effects Coordinator |
| Sound | Greg Stewart | Sound Re-Recording Mixer |
| Sound | Jeff Jackman | Sound Designer |
| Sound | Christopher Cleator | Dialogue Editor |
| Sound | Angelo Nicoloyannis | Sound Editor |
| Sound | Rick Senechal | Foley Recording Engineer |
| Sound | Don Harrison | Foley Artist |
| Sound | Ian Mackie | Foley Artist |
