The aim of the thesis is to explore how the human subject is depicted in contemporary posthumancinema and how these films effect our comprehension of human subjectivity. The object of analysis isJames Cameron?s Avatar (2009) and the method of analysis is cybernetic and intermedial. The conclusionis that Avatar is a film that depicts a posthuman network society where existence and subjectivity in a greatvariety of forms is possible. The film presents posthuman subjects in symbiosis with avatars, terminals,extensions and prothesis.