Hayley stumbles upon a bundle of letters with an engagement ring from a mysterious sender, she decides to respond to him with her own alias, and with it start the anonymous correspondence that will change her life forever.
Is Sincerely, Yours, Truly on Netflix? Unfortunately the movie Sincerely, Yours, Truly is not yet available on Netflix.
| Sound | Frank Cogliano | Music |
| Production | Louisa Cadywould | Executive Producer |
| Production | Tom Berry | Executive Producer |
| Production | Gilles LaPlante | Executive Producer |
| Production | Neil Bregman | Executive Producer |
| Production | Laurence Braun | Executive Producer |
| Directing | Annie Bradley | Director |
| Writing | Rachel Stuhler | Writer |
| Crew | Justin Black | Cinematography |
| Editing | Eric Goddard | Editor |
| Production | Gina Gallego | Casting |
| Art | Ashley Devereux | Production Design |
