The professional contribution entitled "Social worker as an actor of social work in the concept of prison with a specification for work in the exit section" brings a theoretical perspective and awareness of the importance and demanding profession of social workers as actors in the concept of prison service. A social worker is very important for a convicted person during a prison sentence, not only as a link with the outside world, but mainly with regard to the convict's smooth transition to regular civil life after release from prison. However, the most during the period when the convict is placed in the exit section. The targeted effort of the social worker is to secure conditions for the convict and provide him with the necessary help to prepare him for an independent way of life.