This list is of characters who are promicin positive but weren't part of the original 4400
- Graham Holt (ability neutralized by Jordan Collier)
- Marco Pacella
- Audrey Parker
- Darren Piersahl (enhanced soldier program)
- Brandon Powell (now on promicin inhibitor)
- Llana Teitelbaum
- Warren Trask
Total Population Edit
- According to a newspaper headline shown in The Wrath of Graham, 6000 humans from the United States were expected to be P-Positive by the end of that year.
- 18000 Seattle residents were dosed with the promicin by the Promicin Virus, half of whom lived and gained abilities.