There is provided an information processing device, an information processing method, and a computer program that can improve comfortability at the time when a plurality of users share and view a three-dimensional image. The information processing device includes a control unit configured to perform control for determining a transmission starting point of three-dimensional image information based on positional information and sight line information of a first user, positional information and sight line information of a second user, and display position information of the three-dimensional image information that is shared and viewed by the first user and the second user.