The American Film Institute has announced the 50 greatest movie stars ever. The criteria? Actors whose screen debut occurred in or before 1950, or whose screen debut occurred after 1950, but whose death marked a completed body of work:

Actors 1. Humprey Bogart 2. Cary Grant 3. Jimmy Stewart 4. Marlon Brando 5. Fred Astaire 6. Henry Fonda 7. Clark Gable 8. James Cagney 9. Spencer Tracy 10. Charlie Chaplin 11. Gary Cooper 12. Gregory Peck 13. John Wayne 14. Laurence Olivier 15. Gene Kelly 16. Orson Welles 17. Kirk Douglas 18. James Dean 19. Burt Lancaster 20. The Marx Brothers 21. Buster Keaton 22. Sidney Poitier 23. Robert Mitchum 24. Edward G. Robinson 25. William Holden

Actresses 1. Katharine Hepburn 2. Bette Davis 3. Audrey Hepburn 4. Ingrid Bergman 5. Greta Garbo 6. Marilyn Monroe 7. Elizabeth Taylor 8. Judy Garland 9. Marlene Dietrich 10. Joan Crawford 11. Barbara Stanwyck 12. Claudette Colbert 13. Grace Kelly 14. Ginger Rogers 15. Mae West 16. Vivien Leigh 17. Lillian Gish 18. Shirley Temple 19. Rita Hayworth 20. Lauren Bacall 21. Sophia Loren 22. Jean Harlow 23. Carole Lombard 24. Mary Pickford 25. Ava Gardner

"AFI hopes this list will spark a renewed interest in the screen icons and classic movies that create America’s great film heritage," said AFI Director and CEO Jean Picker Firstenberg.