Stuttering is a speech disorder in which repetition and prolongation of syllables, sound, and phrase interfere with fluency. Someone who experiences stuttering will have a hard time to start the word because of disruption in repetition, vocals and articulation involve the throat, palate, tongue, lips, and teeth. Stuttering may be worse when the person is excited, tired or under stress, or when feeling selfconscious, hurriedor pressured.A situation such as speaking in front ofa group or talking to the phone can be particularly difficult for people who stutter. As a reflection of real life, a movie can also contain the phenomena of stuttering such as in Rocket Science movies. This research aimed to describe the types of stuttering and also the consequences of being stuttering in social life that experienced by Hal Hefner in Rocket Science movies. This research was conducted by using content analysis qualitative method. The data were generated from movie and movie script in the form of utterances, dialogues, words, and conversations. The result of this research shows that there are ninety-five data which are indicated as the types of stuttering experienced by Hal Hefner in Rocket Science movie. Besides, it was also found the consequences of being stuttering in social life experienced by Hal Hefner in the movie. The researcher shows that there are twelve data of consequences that the researcher found in the movie. The most common consequence that the researcher found in the film is fear to talk.
Keywords: Speech Disorder, Stuttering, Types of Stuttering, Consequences