A
- Adventures of Captain Marvel (1941, serial)
- Alien vs. Predator:
- Alien vs. Predator (2004, based from previous Alien and Predator films and the Dark Horse comics of the same name)
- Aliens vs. Predator: Requiem (2007)
- The Amazing Cynicalman (2012)
- American Splendor (2003)
- Archie: To Riverdale and Back Again (1990)
- Art School Confidential (2006)
- Avengers:
- Ultimate Avengers (2006, animated)
- Ultimate Avengers 2 (2006, animated)
- Next Avengers: Heroes of Tomorrow (2008, animated)
- The Avengers (2012)
Read more about this topic: List Of Films Based On English-language Comics