The purpose of this study is to look at some given theories and/ research findings on the use of Communicative Language Teaching for speaking skill. The discussion of the approach is focused on particular technique under the communicative approach, namely "Role play. The study finds that using role play can improve learners' speaking skill and help learners to interact each other. Each student has the same opportunity to speak or practices the language learning are highly motivated and pleased to learn the language in many aspects such as vocabulary, grammar, speaking. The method used in this study is library research. Reading obtained are processed and described in a descriptive way. Based on the research findings and experts' statements, it is found that role play is effective in developing speaking skill. This study is expected to be useful for other English teachers and learners.