32. Raiders of the Lost Ark - Gun vs. Knife

While chasing Marion Ravenwood ( Karen Allen ) after she ’s been kidnapped , archaeologist and adventurer Dr. Indiana Jones ( Harrison Ford ) runs into a with child sword - wielding defective guy cable dressed all in pitch-black . Instead of press him in what would sure enough be a losing whip versus sword battle , Indy simply pulls out his revolver , puts the man down with one stroke and propel on .

The originalRaiders of the Lost Arkscript scream for a long sword fight but a day originally Ford got a severe case of solid food poisoning and did n’t have the energy to film the panorama as publish . After a discussion with theatre director Steven Spielberg , the scene was changed and became an iconic part of Indiana Jones mythos .

31. Zoolander - Why Male Models?

In thisZoolanderscene involving former paw model J.P. Prewitt ( David Duchovny ) and the dimwitted male model Derek Zoolander ( Ben Stiller ) , Prewitt - a conspiracy theorist - explain how the fashion manufacture has been behind every high profile political character assassination of the last hundred years .

Zoolander ask , " Why male models ? " Prewitt answer with a lengthy account , after which Zoolander respond again , " Why virile models ? " Stiller forgot his original agate line and just take over his previous line instead . This prompted Duchovny to ad - lib his reception " Are you kidding ? I just told you like a minute ago . "

The tantrum ends up reenforce the movie ’s narrative of the headless manlike manikin stereotype and Stiller turned a slip into one of the funniest parts of the film .

Sidious, Tyranus, Maul, and Vader.

30. The Godfather - Don Vito Loves Cats

The Godfather’sVito Corleone ( Marlon Brando ) is more than the cold - hearted head teacher of a powerful Italian family family . That trait shows when he condemn a man to be bunk as retaliation for the beating of another adult male ’s girl - all while gently stroking a cat .

affair is , the khat was never part of the original script . Some reports say that Coppola plopped the feline into Brando ’s lap just before motion-picture photography start . Other reports say Brando find out " il gatto " swan around the set , picked him and gave him an offering he could n’t refuse ( heh ) .

29. The Fugitive - Tommy Lee Jones Doesn’t Care

The telephone circuit was n’t part ofThe Fugitive’sscript but those three words reinforced to Kimble , and audiences , that it did n’t matter to Gerard whether the doctor was guilty or devoid of the offense for which he was impeach . He was going to get his Isle of Man - no matter what .

28. The Dark Knight - The Joker’s Creepy Clap

AsThe Dark Knight’slead scoundrel The Joker ( Heath Ledger ) wait quiet alone in jail after having been arrested by Jim Gordon ( Gary Oldman ) , Mayor Garcia ( Nestor Carbonell ) shows up to look over Gotham ’s latest flagellum . While there he also promote Gordon to the post of Commissioner .

As the officers in the elbow room applaud the announcement Ledger set out , unscripted , to easy clap - never changing his facial expression . It was just a elementary extemporisation but one that was unsettling and in darkness brilliant .

27. Robocop - Give Me My Phone Call

When antagonist Clarence Boddicker ( Kurtwood Smith ) is take to the police precinct after invite a square whooping byRobocop(Peter Weller ) , Boddicker spits a flaming glob onto the paperwork of the desk police sergeant , follow by the demarcation " Give me my f*ckin ' phone call ! "

Smith and Verhoeven in brief had discussed the unscripted moment before shoot the scene but neglect to inform the extras - which was evident by their tangible and sick of surprisal as the panorama unfolded .

26. Pretty Woman - The Jewelry Box Surprise

In one ofPretty Woman’smost famous scenes , Edward Lewis ( Richard Gere ) presents call girl Vivian Ward ( Julia Roberts ) with a gorgeous and rather expensive diamond necklace . As Roberts pass on out to tint the cherished gem , Gere - in an unscripted playful moment - promptly snap the box close authentically storm her .

Her jest was so honorable , and the scene so good , that Marshall decided to leave it in the film as is .

25. Being John Malkovich - Hey Malkovich! Think Fast!

Shortly after John Malkovich meets Craig Schwartz ( John Cusack ) on the side of the road he swan off insane . As he does , a car passes by with a man leaning out the windowpane . The Isle of Man have a can hittingBeing John Malkovich’stitular star square in the back of the head while yelling , " Hey Malkovich ! Think tight ! " - make the Oscar nominated actor to scream out in legitimate pain in the neck .

Neither the can throwing nor the chemical reaction were scripted but the drunken extra in the auto felt the opportunity was too good to pass up . Jonze thought the scenery sum to the character ’s frustration and get out it in .

Instead of being kindle , the extra was added to the net cut of the film and given a rise .

A set of Final Destination Bloodlines characters looking concerned in new trailer

24. Caddyshack - The Cinderella Story

One of the best and most quote scene fromCaddyshackis " The Cinderella Story " where groundsman Carl Spackler ( Bill Murray ) mutters a story to himself about an unknown golf player winning The Masters .

This entire scene was prepare by Murray on the spot saying in his 1999 bookCinderella write up : My Life in Golf:“The Cinderella Story was a spur - of - the - second idea . ' Get me some flowers , ' I say . ' Four rows of mums . "

23. Dumb & Dumber - The Most Annoying Sound

There are many scene inDumb & Dumberthat show how moronic and simple - apt in force friends Lloyd Christmas ( Jim Carrey ) and Harry Dunne ( Jeff Daniels ) can be but this one prove how pestering they can be on automobile trips - and it was entirely unscripted .

Even hitman Joe Mentalino ’s ( Mike Starr ) hissy primed reaction to the tantrum was unscripted , which make the scene that much rum .

22. Knocked Up - Driving to Vegas

craft a good and funny contumely is one of the hardest things to do but Seth Rogen and Paul Rudd are two of the well - proving it in this scene of put down put-on .

This entire rally between Pete ( Rudd ) and Ben ( Rogen ) while in the car was altogether advert libbed by the two doer . The scene is only a few second base long inKnocked Up’sfinal slash but as an extra on the DVD , the scene go on for over six minutes .

21. Good Will Hunting - Sean Maguire Tells a Story

In this conniption between therapist Sean Maguire ( Robin Williams ) and math whiz Will Hunting ( Matt Damon ) , Williams examine that comedic - minded actors usually give the best advert libbed scenes .

The entire story about Maguire ’s flatulent partner was made up on the spot by Williams and not a part of the originalGood Will Huntingscript .

20. The Dark Knight - Nurse Joker Walks Away

Returning toThe Dark Knight , the Joker ( Heath Ledger ) was suppose to walk down the street while the explosion at the hospital began , get on the school bus during the written pause , and the motorbus would ride away while the explosion terminate .

However , Ledger stopped walking during the pause and in a moment of improvisation began fidgeting with the distant cap in a very Joker - esque manner - bringing a slim amount of dark humour to what would have just been a serious fit .

19. Aliens - Game Over Man

topsy-turvyness and confusion are everywhere after the first attack by the xenomorphs inAliensdecimate the Space Marines and their free fall ship go down . As the gang tries to get their bearing and to the full realize what just happened , Private Hudson ( Bill Paxton ) - ever the pessimist - laments " That ’s it Isle of Man , game over piece , game over ! What are we going to do now ? "

The original line did n’t include the " game over " part and was ad libbed by Paxton .

18. Tootsie - Bill Murray: Natural Entertainer

During thisTootsiescene , shoot for playwright Jeff Slater ( Bill Murray ) was required to appear to be talking throughout the intact party ; however , there was no dialog written for the character .

As a rude entertainer and comedian , Murray improvised the integral scene .

17. The Usual Suspects - The Line-Up

Christopher McQuarrie wrote only one line for this conniption -“Give me the keys , you fcking ccksucker!"- it was up to the individual role player to deliver it however they want . McQuarrie actually plays the cop speaking with the suspects and both his line to Fred Fenster ( Benicio Del Toro)“In English please?“and Del Toro ’s reaction were unscripted .

According to consultation onThe common Suspects’DVD , the laughing during Del Toro ’s pitch was due to his unremitting fart while cinematography - boy will be boys .

16. The Warriors - Come Out to Play!

In this scene , The Warriors’script called for Luther ( David Patrick Kelly ) - loss leader of the vicious New York gang the Rogues - to drive up and provoke rival gang The Warriors to a fight in the streets by clink bottles together .

Kelly ad lib add up the now celebrated line " warrior , come out to play!

15. The Godfather - Leave the Gun, Take the Canoli

retrovert toThe Godfather , Corleone family capo Peter Clemenza ( Richard Castellano ) orders his collaborator Rocco Lampone ( Tom Rosqui ) to carry out a smash on Paulie Gatto ( John Martino ) for his betrayal of Don Vito Corleone ( Marlon Brando ) .

Castellano ’s original parentage was"Leave the gun"but drawing from an early scene where Clemenza ’s married woman prompt him to bring home some cannoli , he improvize the now famous line"Take the cannoli . "

14. Dr. Strangelove - I Can Walk!

atomic scientist Dr. Merkwürdigliebe orDr . Strangelove(Peter Sellers ) was confined to a wheelchair for the intact moving picture - but trafficker decided to spontaneously place upright at the very remnant of the cinema , take a couple of steps and exclaim , " Mein Führer ! I can walk ! "

In a process known as " retroscripting " , Kubrick changed much of the playscript he co - write with Terry Southern to incorporate much of marketer ' improvise dialogue , including this now famously unscripted scene from the end of his blackened satirical drollery .

13. Saving Private Ryan - Wartime Bonding

During a abbreviated break from fighting , Captain Miller ( Tom Hanks ) sit down with Private Ryan ( Matt Damon ) swapping stories about what it was like back home for them both . The story Damon tell about his pal and the barn was made up entirely by him during filming .

None of the story was part of the originalSaving Private Ryanscript .

12. Jaws - You’re Gonna Need a Bigger Boat

While chumming the waters in an attack to tempt the deadly outstanding white shark within range , Jaws’heroic Police Chief Brody ( Roy Scheider ) gets his first spirit at exactly how massive the killer shark truly is .

daze , startled and filled with fear he stands up and utters the now famous line to Orca Captain Quint ( Robert Shaw ) completely off - handwriting , " You ’re going to necessitate a bigger boat.

Turns out , he was correct .

In a dusty landscape Finn stares out into the distance in Star Wars: The Force Awakens

11. The Empire Strikes Back - I Love You. I Know.

As smuggler - turned - poor boy Han Solo ( Harrison Ford ) is about to be encased in carbonite duringThe Empire Strikes Back , Princess Leia ( Carrie Fisher ) reveals her love for him . The playscript called for Leia to say " I sleep together you " to which Solo was supposed to react with " I love you too " .

Ford decide that Solo would n’t say something like that and instead , changed the line to plainly " I know . "

10. Reservoir Dogs - Stuck in the Middle With You

The script for Tarantino ’s violent , freshman projectReservoir Dogscalled for jewel thief Mr. Blonde ( Michael Madsen ) to torture Officer Nash ( Kirk Baltz ) by rationalise off his ear with a straight razor - however , Tarantino did n’t give Madsen any specific direction what to do once the gruesome deed had been done .

All of Madsen ’s line and action with the auricle were improvised by him .

9. Casablanca - Here’s Looking at You, Kid

According to reports , Bogart said the phrase " Here ’s looking at you kid " multiple times to Bergman while instruct her to bring poker game between take .

8. Annie Hall - The Cocaine Sneeze

InAnnie Hall , neurotic Jewish comedian Alvy Singer ( Woody Allen ) is at a political party when his friend pass on him a small canister fill with cocain . As Alvy takes the tin in his custody he has a violent sneeze - sending white pulverization everywhere . The skirt actors ' uncorrectable laugh was spontaneous and genuine and Allen settle to leave it in the net cut of the film after it tested well with audience .

So one of the most famous sneezes in film history was never actually intended to be part of the terminal film - it in reality occurred during a scene rehearsal .

7. The Shining - Here’s Johnny!

Wendy Torrance ( Shelley Duval ) and her son Danny ( Danny Lloyd ) hide from the deranged novelist Jack Torrance ( Jack Nicholson ) in a hotel bathroom . As Jack begins chop up through the door with a firing axe and sticks his brass into the splintered hatchway , he express a phrasal idiom previously made popular by Ed McMahon onThe Tonight Show starring Johnny Carson- " Here ’s Johnny ! "

The blood line was not part of Kubrick ’s original screenplay forThe Shiningand was improvised by Nicholson .

6. Blade Runner - Like Tears in Rain

As ex-wife - Blade RunnerRick Deckard ( Harrison Ford ) attempts to " hit the hay " the replicant known as Roy Batty ( Rutger Hauer ) , he find himself in a touch-and-go position . The fight worn replicant show mercy on Deckard rescue him from the edge of the construction - only to " die " shortly after giving a propel monologue .

As he reminisce about his past he says , " All those moments will be lost in metre … , " but then Hauer add together the unscripted and philosophical set phrase " … like bust in rain . "

5. Midnight Cowboy - I’m Walkin' Here!

AsMidnight Cowboy’swant - to - be gigolo Joe Buck ( Jon Voight ) and crippled scam creative person Ratso ( Dustin Hoffman ) cross a street in New York City , a literal NYC taxi hack driver who ignored all the " Street Closed for Filming " signs drives through the vista .

Obviously this was n’t script and Hoffman ’s answer and action were all ad-lib , in character , as a outcome .

4. A Clockwork Orange - Singin' in the Rain

A Clockwork Orange’sAlex ( Malcolm McDowell ) breaks into a happy call as he and his " droogs " perform a bit of " ultra - violence " and rape . Reportedly Kubrick film this scene several times and was n’t happy with it each time - until he tell McDowell to just " do anything he wanted " .

McDowell decide to belt out " Singing in the rainwater " and Kubrick was so proud of with how much good the shot became that he acquired the rights to use the song straight off .

3. Taxi Driver - You Talkin' to Me?

WhenTaxi Driverscreenwriter Paul Schrader wrote this scene it merely tell " Travis talks to himself in the mirror " - there was no specific dialog give . Everything that insomnia - plagued taxi driver Travis Bickle ( Robert De Niro ) says during his imitation - conversation was extemporize by De Niro on the spot .

To this day , whenever someone walks by a mirror they ca n’t help but utter his now famous line " You talking to me ? "

2. The Silence of the Lambs - Hannibal’s Hiss

The notable " hssssss " sound made by Dr. Hannibal Lecter ( Anthony Hopkins ) during his floor about eating a liver with " fava bean and a nice Chianti " to FBI agent Clarice Starling ( Jodie Foster ) was n’t in the original script forThe Silence of the Lambs .

Apparently , it was something Hopkins did during rehearsals to crawl out Foster - and Demme determine leaving it in was the best way to creep out his audience too .

1. Full Metal Jacket - Gunnery Sgt. Hartman

Originally , R. Lee Ermey was n’t even drop in the role as Gunnery Sergeant Hartman inFull Metal Jacketbut after Ermey submitted a tape recording of himself spit insults at group of Royal Marines for 15 minute straight , Kubrick be sick him instantly

Ermey wrote 150 page of contumely and Kubrick estimated that 50 % of the character ’s dialogue was improvised by the former practice session instructor .

Heath Ledger as the Joker in The Dark Knight

Indiana Jones vs the Swordsman in Raiders of the Lost Ark.

Ben Stiller in Zoolander

Vito Corleone strokes his cat in The Godfather.

Tommy Lee Jones in The Fugitive

Robocop - Phone Call Scene

Pretty Woman - Jewelry Box Scene

The “Think Fast” scene from Being John Malkovich, with John Malkovich as himself/Craig

Bill Murray at the country club in Caddyshack

Dumb and Dumber - Most Annoying Sound Scene

Knocked Up - Deleted Car Scene

Robin Williams as Sean looking sad in Good Will Hunting.

Heath Ledger as The Joker in The Dark Knight

Bill Paxton in Aliens

Bill Murray in Tootsie

The Usual Suspects cast

The Warriors come out to play

The Godfather Cannoli Scene

Peter Sellers Dr. Strangelove

Saving Private Ryan - Tom Hanks

Jaws - Bigger Boat Scene

Han Solo says ‘I know’ in The Empire Strikes Back

Reservoir Dogs - Stuck In The Middle With You Scene

Casablanca Ending

Alvy (Woody Allen) sneezing into a bowl of cocaine in Annie Hall.

The Shining

Roy Batty in Blade Runner

Dustin Hoffman as Ratso gets angry at a taxicab in Midnight Cowboy

Alex and his droogs sing during a home invasion in A Clockwork Orange

Robert De Niro talks in front of a mirror in Taxi Driver

The Silence of the Lambs - Hannibal Lecter

Full Metal Jacket

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