# Parts Per Billion — full cast and crew

Every one of the 3 credited names on Parts Per Billion, grouped by department.

## Cast

- [Josh Hartnett](https://clapnumber.com/celebrities/josh-hartnett) as Len
- [Teresa Palmer](https://clapnumber.com/celebrities/teresa-palmer) as Anna

## Production

- [Arianne Fraser](https://clapnumber.com/celebrities/arianne-fraser) — Executive Producer

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Source: https://clapnumber.com/movies/parts-per-billion/cast
Retrieved: 2026-10-14