The aim of this research is to classify the opinions of the disabled and non-disabled participants and educators on Erasmus+ Key Action 2 Project as the reasons of joining this Project, the preparations before the Project and the benefits of the Project. The research is a qualitative study with a multiple holistic case study design. Data were collected via interviews by using semi-structured interview form. At the end of the research, conclusions emerged under three themes. The first one was that the main reason for joining the project was improving their skills and learning how to work with disabled people in a theatre setting. The second one was that preparations of participants before the Project were searching about training subject and hosting country. The final benefit of the Project was improving their key competences and learning how to use theatre in educational and therapeutic work with and for disabled people.