Portal:Animation/Anniversaries/September/September 21
- Films released
- 1940 - Calling Dr. Porky (United States)
- 1945 - Hockey Homicide (United States)
- 1951 - Cold Turkey (United States)
- Television series and specials
- 1968 - Fantastic Four, an American animated television series based on Marvel Comics series Fantastic Four finishes airing on ABC
- 1987 - Beverly Hills Teens, an American animated television series begins airing in syndication
- 2008 - Spaceballs: The Animated Series begins airing on G4
- Births
- 1912 - Chuck Jones, American animator (d. 2002)