Necessary Evil

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

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 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