16 Iconic Movie Moments You Had No Idea Were Improvised

Jack Nicholson improvised the famous line "Here's Johnny!"

The original script said "Travis talks to himself in the mirror", DeNiro improvised "are you talking to me?"

Heath Ledger improvised this slow clap moment as the Joker

The cat was never a part of the script, some say Brando just found it by the set and brought it into the scene

Don't forget the line "Leave the gun... take the cannoli", the kind of priorities we all can get behind

Solo was scripted to say "I love you too" to Leia, but Ford improvised what best suited Han with "I know"

Zack Galifianakis improvised Carlos the baby doing "inappropriate" things to itself

Not a single word of any of Robin Williams' broadcasts in this film were scripted, he improvised all of it

The Dirty Dancing lift scene was unscripted, Gosling was inspired by trying the lift on his friends when drunk

Pete Seller forgot he was supposed to be disabled and improvised "Mein Fuhrer, I can walk!" after getting up

A must have line for any New Yorker, Hoffman improvised "I'm walking here!"

One of the most quoted scenes from the film, the "cinderella story" scene, was all improvised by Murray

Roy Schneider was caught off guard by the size of the shark and adlibbed "You're gonna need a bigger boat"

This necklace box snap scene started as a practical improvised joke between Gere and Roberts and was left in

Williams improvised the entire farting wife scene that cracked up Matt Damon in real life

Humphrey Bogart's "Here's lookin' at you, kid" was improvised before it became the most classic line in cinema