The term "The Thing" can refer to:
- The Thing - the original 1982 feature film, directed by John Carpenter that gave birth to the modern Thing franchise.
- The Thing - the 2011 prequel to the 1982 film, directed by Matthijs van Heijningen Jr.
- The Thing from Another World - the classic 1952 film adaptation of Who Goes There? (also known as The Thing).
- The Thing - a 2002 video game sequel to the 1982 Carpenter film developed by Computer Artworks.
- The Thing From Another World - a Dark Horse comic book series.
- The Thing - a novelization based on Carpenter's 1982 film.
- The Thing - the shape-shifting extraterrestrial life form and the main antagonist of the franchise.
- The Thing - the plant-based life form from the 1952 film The Thing From Another World.
- The Thing - Assimilation - a haunted house theme attraction designed after the 1982 film located in Orlando, Florida.