Necessary Evil may refer to:
Ethics Necessary evil, an evil that must be allowed for a greater good to result Lesser of two evils principle
Film and television The Necessary Evil, a 1925 American silent film Necessary Evil (2008 film), an American thriller film Necessary Evil: Super-Villains of DC Comics, a 2013 documentary film "Necessary Evil" (Star Trek: Deep Space Nine), a television episode "A Necessary Evil" (In the Heat of the Night), a television episode "A Necessary Evil" (Xena: Warrior Princess), a television episode
Music Albums Necessary Evil (Deborah Harry album) or the title song, 2007 Necessary Evil (Salem album), 2007
Songs "Necessary Evil", by Armand Van Helden from 2 Future 4 U "Necessary Evil", by Balance of Power from Heathen Machine "Necessary Evil", by Body Count from Born Dead "Necessary Evil", by the Dresden Dolls from Yes, Virginia... "Necessary Evil", by Hans Zimmer from The Dark Knight Rises film soundtrack "Necessary Evil", by Memphis May Fire from Shapeshifter "Necessary Evil", by Motionless in White from Graveyard Shift "Necessary Evil", by Napalm Death from Enemy of the Music Business "Necessary Evil", by Nikki Yanofsky from Little Secret "Necessary Evil", by Unknown Mortal Orchestra from Multi-Love
Other uses Necessary Evil (aircraft), a B-29 Superfortress used in the 1945 atomic bomb attack on Hiroshima Necessary Evil (comics), a 2019–2020 Power Rangers crossover event Necessary Evil, a role-playing game campaign setting by Savage Worlds Necessary Evil, a comic published by Desperado Publishing A Necessary Evil, a Stargate audiobook A Necessary Evil, novel by Abir Mukherjee