My Ranking of All 28 Actors That Were Considered for the Role of the Joker Ranked from Least Likely to Most Likely to Play/Voice Him

 My ranking of all 28 actors that were considered for the role of the Joker ranked least likely to most likely to play/voice him. 

28. Frank Sinatra

27. Al Pacino

26. Vincent Cassei

25. Sean Penn

24.  Steve Carell

23. Sam Rockwell 

22. Adrien Brody

21. Leonardo DiCaprio

20. Robin Williams

19. Mark Strong

18. David Bowie

17. Lachy Hulme

16. Ray Liotta 

15. Cillain Murphy

14. Joaquin Phoenix

13. Harrison Ford

12. Brad Dourif

11. Ethan Hawke

10. Christopher Walken

9. Tom Hiddleston

8. Johnny Depp

7. John Lithgow 

6. Ryan Gosling

5. James Woods

4. Tim Curry

3. Chrispin Glover

2. Paul Bettany

1. Willem Dafoe