1. A display control device comprising: an action information acquisition unit that acquires, at an action position of one actor, action information regarding a past action of another actor; an object generation unit that generates a virtual object for virtually indicating a position of the other actor during an action of the one actor based on the acquired action information; and a display control unit that causes a display unit displaying a surrounding scene to superimpose and display the generated virtual object during the action of the one actor.