My Ranking of All 11 Actors That Were Considered for the Role of Professor Poopypants Ranked from Least Likely to Most Likely to Voice Him

 My ranking of all 11 actors that were considered for the role of Professor Poopypants ranked from least likely to most likely to voice him 

11. Martin Short

10. Kevin Spacey

9. Jack Black

8. Justin Long

7. Jason Lee

6. John Goodman

5. Tim Blake Nelson

4. John Leguizamo 

3. Thomas Kretschmann 

2. Christopher Lloyd

1. Bryan Cranston