My Ranking of All 31 Actors That Were Considered for the Role of O'Hare Ranked from Least Likely to Most Likely to Voice Him

 My ranking of all 31  actors that were concerned for the role of O'Hare ranked from least likely to most likely to voice him 

31. Kevin Spacey

30. Owen Wilson

29. Jesse Eisenberg

28. Robin Williams

27. Chris Katten

26. Alan Tudyk

25. Greg Kinnear

24. Jack Black

23. Paul Giamatti

22. Johnny Knoxville

21. Neil Patrick Harris

20. Alan Rickman

19. Nathan Lane

18. Tony Hale

17. Christopher Lloyd

16. James Spader

15. Will Forte

14. Peter Dinklage

13. Tim Blake Nelson

12. Michael Keaton

11. Vincent D'Onofrio 

10. John Leguizamo

9. Will Ferrell

8. John Gammon

7. Jason Lee

6. Justin Long

5. Jim Carrey

4. Harry Shearer 

3. Patton Oswalt

2. Bill Hader

1. Robert Downey jr.