An information processing device, a program, and an information processing method are provided, capable of instructing an imaging device to start and end a predetermined operation through an operation via a GUI. The information processing device includes: a display control unit configured to control display of a slider on a display unit, the slider being configured such that a display object is movable between predetermined positions; and a process control unit configured to instruct an imaging unit to control photography in a predetermined mode when the process control unit receives an operation of moving the display object.