Intruder

Intruder, usually referring to someone sneaking into someone else's territory without permission, may refer to:

Film and television

The Intruder (1933 film), a film by Albert Ray
The Intruder (1939 film), an Argentine film
The Intruder (1953 film), a film by Guy Hamilton
The Intruder (1956 film), a film by Raffaello Matarazzo
The Intruder (1962 film), a film by Roger Corman
The Intruder (1986 film), a film by Jopi Burnama
Intruder (1989 film), a horror movie from 1989
Intruder (1993 film), a film by Vicente Aranda
The Intruder (1994 film), an Australian film
Intruder (1997 film), a 1997 Hong Kong crime thriller film
The Intruder (1999 film), a film by David Bailey
The Intruder (2004 film), a film by Claire Denis
The Intruder (2010 film), a film by Thanadol Nualsuth
The Intruder (TV series), a British drama series
"The Intruder" (Stargate Atlantis), an episode of the television series Stargate Atlantis

Intruder, a 1990 science fiction novel by Robert Thurston in the Isaac Asimov's Robots and Aliens series
Intruder (novel), a 2012 novel set in C. J. Cherryh's Foreigner universe
The Intruder (novel) a 1969 children's novel by John Rowe Townsend
The Intruder: A Novel of Boston a 1981 novel by Anton Myrer
Intruder (play), a 1891 play by Belgian playwright Maurice Maeterlinck

Intruder (satellite), a spy satellite system by the US National Reconnaissance Office
Intruder (air combat), an air combat mission in which fighter aircraft penetrate enemy airspace at night in order to interdict enemy air operations by ambushing enemy aircraft
- Operation Whitebait, a notable WWII example of intruder operations
Grumman A-6 Intruder, an American military aircraft
Suzuki Intruder, a cruiser-type motorcycle