Spectre or specter usually refers to a ghost or other apparition. It may also refer to an optical illusion called a brocken spectre.
It may also refer to:
- SPECTRE, an evil organization from James Bond novels and films
- Spectre (film), a 1977 made-for-television movie produced and written by Gene Roddenberry
- Specter (film), a Japanese tokusatsu film released in 2005
- Spectre (His Dark Materials), malevolent beings in the Philip Pullman novel trilogy His Dark Materials
- Spectre (comics), a DC Comics character
- Silk Spectre, a DC Comics character
- Spectre, a character from Archie Comics
- Spectreman, a tokusatsu TV series of 1970s
- Spectres (film), a 2004 film
- Specters (film), an Italian horror movie released in 1987 starring Donald Pleasence
- SPECTRE (artist collective), an artist collective
- Spectre R42, a 2-seater mid-engined rear-wheel drive sportscar built by British speciality car manufacturer Spectre Supersport Ltd.