▲In one of the funniest and most unexpected cameos, Bill Murray stars as himself, sporting some cornstarch to make him look like a zombie.

▲Madonna recorded the title track for this Bond film, earning herself a brief cameo as Verity the fencing instructor.

▲If you don’t remember Close in this film, you’re not alone. In full makeup, Close plays male pirate Gutless, who is eventually thrown into a chest for lacking faith in Captain Hook.

▲Marvel post-credit scenes are commonplace nowadays, but Jackson pioneered this phenomenon in the first ‘Iron Man.’ Fans lost their minds when they caught the first glimpse of Nick Fury.

▲Appearing alongside Dana Carvey, Crystal has a quick scene as a mime waiter, with a few puns thrown in.

▲Although you may not have seen him, you definitely heard him. Gordon-Levitt voices Slowen-Lo, the alien that is upset about the ship being parked on the beach.

▲Segan has some brief flashes across the screen as X-Wing Pilot Starck.

▲The cast tried to keep this cameo under wraps, as the original voice of Yoda came back for a brief appearance in this new film.

▲Undoubtedly a memorable cameo, Walken goes on a weird and impassioned rant involving a pocket watch.

▲Willis appears as himself in the ‘Ocean’s Eleven’ sequel.

▲A young Swift plays a musician in the movie, showing up briefly as a hologram named Rosemary.

▲Baldwin plays Blake, a foul-mouthed sales team “motivator," in a memorable cameo.

▲Himself the star of the original TV series ‘21 Jump Street,’ Depp appears in the movie adaptation briefly before going out in very Tarantino-like fashion.

▲In the chaos that ensues during the final part of the film, the former Packers quarterback turns out to be another one of Mary’s suitors.

▲Jackson plays along during the last portion of ‘Men in Black II,’ where he admits to being an alien leader and suggests that he could be “Agent M.”

▲Welles plays the role of Lew Lord, the head of World Wide Studios, in the original Muppet movie.

▲In surprise fashion, Chris Pratt’s on-screen father (played by Kurt Russell for most of the film) shifts into a new form, adopting the look of David Hasselhoff.

▲With a larger cameo role than Hasselhoff, Stallone plays Stakar Ogord in the film.

▲Playing a blind villager desperate for company, Hackman briefly takes Frankenstein’s Monster in, with humorous results.

▲As a tribute to ‘Lethal Weapon,’ Glover appears briefly alongside Mel Gibson’s character in this film.

▲In a throwback to his original role as Spock in the TV series, Nimoy appears in the film as Spock from the future.

▲At a charity golf tournament, Adam Sandler gets paired with a celebrity, who happens to be Bob Barker. Things get physical after Barker loses it with Sandler’s performance.

▲Lee appears in Marvel movies, usually in small, passing roles. Moviegoers often make a game out of trying to spot him first. According to Ranked, he’s made at least 34 cameos.

▲The award-winning director tells a joke to a bartender in a short scene.

▲As Peter Parker (Tobey Maguire) photographs the World Unity Festival, Gray sings her song, ‘My Nutmeg Phantasy,’ onstage.

▲The perennial tough guy, Norris makes a brief appearance at the judges' table during the dodgeball tournament. He ends up casting the deciding vote about whether or not Average Joe’s Gym can compete.

▲Accompanying Norris is Lance Armstrong, who appears near the climax of the movie, convincing Vince Vaughn’s character to return to the dodgeball championships.

▲Shocking fans everywhere, the end-credit scene for ‘Justice League’ gave up a major tidbit for future films. Manganiello shows up as Deathstroke, offering his services to Lex Luthor.

▲Tyson makes a brief appearance as himself, this after the gang tries to return the tiger they stole the night before.

▲Paltrow's character Pepper Potts makes a brief appearance in the Spider-Man film, her first since 2013's ‘Iron Man 3.’

▲The first in a long list of cameos in this film, Wilson enters into the epic fight scene as the lead anchor for Channel 2 News.

▲The Public News team follows, with Robbins in the lead.

▲Last, but not least, Stiller joins the party. Handling a whip, Stiller uses some Spanglish to get in on the fun.

▲Outside of the fight scene, Black makes a brief appearance as an angry motorcyclist. After getting hit in the face with a burrito, he punts Burgundy’s dog, Baxter, into the river.

▲Blanchett appears in full mask and suit while taking part in a crime scene investigation.

▲Appearing in the very beginning of the movie, Bieber is one of the victims of a villain who's going around killing the world’s beautiful people.

▲The new Thor movie already has an all-star cast, but cameos are always welcome. As a disguised Loki directs a play about his death, Matt Damon plays this fake Loki.

▲In that same play, Neill plays the role of fake Odin. Luke Hemsworth (yes, Chris' brother) plays fake Thor.

▲In direct contrast to his previous tame role as Doogie Howser, Neil Patrick Harris went full throttle into this wild-man persona.

▲Initially starring as a co-pilot in the film, Abdul-Jabbar reveals he’s actually the legendary basketball player after a little boy suggests that he’s not hustling enough on the court.

▲The singer recorded the theme song for the second ‘Ghostbusters’ film, which earned him a bit of screen time. He briefly appears as a doorman who requests a proton pack for his brother.

▲In the more recent Muppet adaptation, Jim Parsons plays the human version of Kermit during the song ‘Man or Muppet.’

▲Getting two spots on this list, Damon also cameoed in 'Eurotrip.' In a very uncharacteristic role for the star, Damon plays the punk singer who performs the catchy song ‘Scotty Doesn’t Know.’

▲Gaga appears as a thick-accented waitress in the film.

▲Tucci plays Merlin in the opening sequence of the fifth movie in the ‘Transformers’ franchise.

▲The opening scene of the movie consists of a spoof film of the, well, spoof film. Tom Cruise plays the fake Austin Powers, with other stars such as Gwyneth Paltrow, Kevin Spacey, and Danny DeVito thrown into the mix as well.

▲After the spoof of the spoof cuts, they swing around to the “director” of this fake film, who is revealed to be none other than Steven Spielberg.

▲Making a brief appearance is Charlie Sheen’s father, Martin Sheen. Martin shows up in a passing boat, looking very much like his character from ‘Apocalypse Now’ (1979).

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John Cusack reflects back on his exes to find out where he went wrong, to the tune of Springsteen’s guitar. But it's not just Springsteen's voice that creeps into the film—the musician appears on our screens as well!

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Some directors always make a cameo in their films, such as Alfred Hitchcock. Then there's Stan Lee and the Marvel movies. However, there are even more actors and musicians who have marked their brief presence in a film or two. Sometimes it's obvious, but others you may not have even noticed!

Check out the best celebrity cameos in film! Which ones did you spot?