->'''K:''' We are the best kept secret in the universe. Our mission is to monitor extraterrestrial activity on Earth. We are your best, last, and only line of defense. We work in secret. We exist in shadow.\\
'''J:''' And we dress in black.
-->-- The introduction to the "Men in Black" music video by Music/WillSmith.

''Men in Black'' is a media franchise about a pair of TheMenInBlack helping to protect the people of Earth from alien visitors -- and vice versa. It consists of:

* ''ComicBook/MenInBlack'' (1990-1991, comic books)
* A trilogy of live-action films:
** ''Film/MenInBlack'' (1997)
** ''Film/MenInBlackII'' (2002)
** ''Film/MenInBlack3'' (2012)
* ''WesternAnimation/MenInBlackTheSeries'' (1997-2001, animated television series)
* ''Ride/MenInBlackAlienAttack'' (2000-present, a {{light gun| game}} ride at [[Ride/UniversalStudios Universal Studios Florida]])
* A TabletopRPG
* Several video game adaptations of the films

For "Men in Black" as a general character/organization type, see TheMenInBlack. For the musician nicknamed "The Man in Black," see Music/JohnnyCash.