Nightcrawlers may refer to:

• Nightcrawlers, worms used for fish bait
• Nightcrawlers (band), house music project assembled by producer and DJ John Reid
• Nightcrawlers (US band), American band
• "Nightcrawlers" (The Twilight Zone), episode of the 1980s television series
• New Orleans Nightcrawlers, jazz and rhythm and blues group
• Nightcrawlers, a game.

Nightcrawler may refer to:

• Lumbricus terrestris, a species of worm referred to as "nightcrawlers"
• Nightcrawler (comics), Marvel Comics superhero
• "Nightcrawler" (X-Men episode), episode of the 1990s X-Men animated series
• Nightcrawler (album), 2006 release by singer Pete Yorn
• "Night Crawler", a song on Judas Priest's 1990 album Painkiller

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