Hollywood history is full of stories about actors who came surprisingly close to losing the role that would eventually define a movie. Some clashed with directors, others struggled during the first days of filming, and a few simply did not match what the studio had originally imagined. In the end, they stayed, and audiences can hardly picture anyone else playing those characters today. Their performances became the heart of the film, turning early doubts into unforgettable success stories. These are fifteen actors who were nearly fired before proving they were exactly what their movies needed.IMDbThe Wizard of Oz (1939) – Judy GarlandStudio executives questioned Garland throughout production, but she ultimately delivered one of the most beloved performances in film history as Dorothy.cnx.cmd.push(function() {cnx({playerId: "106e33c0-3911-473c-b599-b1426db57530",}).render("0270c398a82f44f49c23c16122516796");});IMDbThe Godfather (1972) – Al PacinoParamount executives wanted Pacino replaced early in filming, but Francis Ford Coppola fought to keep him, and Michael Corleone became one of cinema’s greatest characters.IMDbBack to the Future (1985) – Michael J. FoxThe studio initially cast Eric Stoltz before replacing him with Fox, whose performance completely transformed the movie.IMDbThe Shining (1980) – Shelley DuvallThe demanding production pushed Duvall to her limits, and there were concerns about her ability to continue, but her emotionally raw performance became unforgettable.IMDbRocky (1976) – Sylvester StalloneStudios wanted a bigger star in the lead role, but Stallone refused to sell the script unless he played Rocky himself, a decision that changed movie history.IMDbPirates of the Caribbean: The Curse of the Black Pearl (2003) – Johnny DeppDisney executives reportedly worried Depp’s unusual performance would ruin the movie, but Captain Jack Sparrow became its breakout star.IMDbThe Terminator (1984) – Arnold SchwarzeneggerJames Cameron had to convince producers that Schwarzenegger should play the villain instead of the hero, creating one of cinema’s most iconic performances.IMDbAlien (1979) – Sigourney WeaverThe studio initially had doubts about casting Weaver, but Ellen Ripley became one of the greatest action heroes ever put on screen.IMDbStar Wars (1977) – Harrison FordFord was never meant to audition seriously, yet his performance as Han Solo proved impossible to ignore.IMDbApocalypse Now (1979) – Martin SheenAfter suffering a heart attack during production, there were fears Sheen would be replaced, but he returned to complete the film.IMDbThe Lord of the Rings: The Fellowship of the Ring (2001) – Viggo MortensenMortensen joined the production at the last minute after Stuart Townsend was replaced, ultimately becoming the perfect Aragorn.IMDbThe Silence of the Lambs (1991) – Anthony HopkinsSome executives questioned whether Hopkins was the right choice, but his chilling Hannibal Lecter became legendary despite limited screen time.IMDbThe Mask (1994) – Jim CarreyCarrey’s exaggerated style worried some people during production, but his fearless performance turned the film into a comedy classic.IMDbMad Max (1979) – Mel GibsonGibson only accompanied a friend to the audition and returned looking bruised after a fight, yet the unexpected impression helped him land the role.IMDbIron Man (2008) – Robert Downey Jr.Marvel had to fight for Downey because of his troubled past, and many considered him a risky choice before he became the face of the entire Marvel Cinematic Universe.The post 15 Actors Who Were Almost Fired Before Becoming the Best Part of the Movie appeared first on Den of Geek.