Best friends Katie and Jess are inseparable and have always had each other's backs. When Jess begins a new serious relationship, Katie is unsure of the new perfect man and famous crime writer, Nick. She wants to support her friend's newfound happiness but is fiercely protective. Katie's obsession with Jess soon proves deadly and it is up to the recently vilified Nick to expose the bestie before it is too late.
Is Best Friend's Betrayal on Netflix? Unfortunately the movie Best Friend's Betrayal is not yet available on Netflix.
| Production | Tom Berry | Executive Producer |
| Production | Breanne Laplante | Executive Producer |
| Production | Richard Greenhalgh | Line Producer |
| Sound | Cameron Catalano | Music |
| Production | Sebastian Battro | Executive Producer |
| Writing | Rebeca Hughes | Story |
| Writing | Aidan Scott | Screenplay |
| Directing | Danny J. Boyle | Director |
| Camera | Dan Dumouchel | Director of Photography |
| Sound | Rodolfo Piedras | Sound Mixer |
| Camera | David Astorga Bocos | Still Photographer |
| Production | Chris Langford | Production Coordinator |
| Editing | Steve Bowyer | Editor |
| Art | Jacqueline Curtis | Production Design |
| Sound | Andy Liu | Boom Operator |
| Directing | Jüs Percy | Second Assistant Director |
| Sound | Matt Coffey | Dialogue Editor |
| Costume & Make-Up | Trish Petrovich | Costume Design |
| Editing | Cameron Sadler | Assistant Editor |
| Camera | Michael Yueng | Camera Operator |
