Actor
Walter C. Willett
American nutritionist
Frequently worked with
- Peter Singer 1 film
- T. Colin Campbell 1 film
- Neal D. Barnard 1 film
- Aaron Scheibner 1 film
- Maneka Gandhi 1 film
- Howard Lyman 1 film
- John A. McDougall 1 film
- Michael Greger 1 film