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.
| Directing | Brian Horiuchi | Director |
| Writing | Brian Horiuchi | Writer |
| Production | David Dickson | Producer |
| Production | Molly Hassell | Producer |
| Production | Joe Jenckes | Executive Producer |
| Editing | Curtiss Clayton | Editor |
| Production | George Waud | Executive Producer |
| Sound | Richard Adrian | Sound Designer |
| Production | Raj Brinder Singh | Executive Producer |
| Art | Theresa Guleserian | Production Design |
| Sound | Andrew Liu | Sound Re-Recording Mixer |
| Production | Stephen Hays | Executive Producer |
| Production | James Lejsek | Executive Producer |
| Production | Caldecot Chubb | Executive Producer |
| Production | Cole Payne | Executive Producer |
| Camera | John Guleserian | Director of Photography |
| Production | Robert Ogden Barnum | Executive Producer |
| Production | Kevin Scott Frakes | Executive Producer |
| Costume & Make-Up | Mona May | Costume Design |
| Sound | Alejandro Sarmiento | Sound Designer |
| Production | D. Todd Shepherd | Executive Producer |
| Production | Jennifer Levine | Producer |
| Production | Rosario Dawson | Executive Producer |
| Production | Mike Gallant | Executive Producer |
| Art | Paulette Georges | Art Direction |
| Production | Michael Benaroya | Producer |
| Production | Arianne Fraser | Executive Producer |
| Production | Cassian Elwes | Executive Producer |
| Production | Peter Graham | Executive Producer |
| Sound | Mark Kilian | Original Music Composer |
