The interwoven stories of three couples which are forced to make life-altering decisions in the face of a disastrous war. Inspired and sometimes blinded by their love, Len, Mia, Andy, Esther, Anna and Erik are as flawed and beautiful as any of the billions who are facing this human-made biological disaster.
Unfortunately the movie Parts Per Billion is not yet available on HBO Max.
| Writing | Brian Horiuchi | Writer |
| Directing | Brian Horiuchi | Director |
| Sound | Andrew Liu | Sound Re-Recording Mixer |
| Production | Michael Benaroya | Producer |
| Production | Stephen Hays | Executive Producer |
| Production | Cole Payne | Executive Producer |
| Production | Rosario Dawson | Executive Producer |
| Production | David Dickson | Producer |
| Production | Joe Jenckes | Executive Producer |
| Production | James Lejsek | Executive Producer |
| Production | D. Todd Shepherd | Executive Producer |
| Camera | John Guleserian | Director of Photography |
| Production | Kevin Scott Frakes | Executive Producer |
| Production | Molly Hassell | Producer |
| Production | Robert Ogden Barnum | Executive Producer |
| Production | Arianne Fraser | Executive Producer |
| Production | Jennifer Levine | Producer |
| Costume & Make-Up | Mona May | Costume Design |
| Sound | Richard Adrian | Sound Designer |
| Production | Peter Graham | Executive Producer |
| Production | George Waud | Executive Producer |
| Editing | Curtiss Clayton | Editor |
| Art | Theresa Guleserian | Production Design |
| Production | Cassian Elwes | Executive Producer |
| Production | Mike Gallant | Executive Producer |
| Sound | Alejandro Sarmiento | Sound Designer |
| Production | Raj Brinder Singh | Executive Producer |
| Art | Paulette Georges | Art Direction |
| Production | Caldecot Chubb | Executive Producer |
| Sound | Mark Kilian | Original Music Composer |
