an actuating assembly for an automotive door latch device comprises a housing that operatively installs therein basic elements that are commonly used in an override function unit and a child proof function unit . the override function unit has a function wherein a manipulation of an inside door handle induces cancellation of the engaged condition of the latch means irrespective of the condition of the locking / unlocking means . the child proof function unit has a function wherein the manipulation of the inside door handle is made inoperative irrespective of the condition of the locking / unlocking means , thereby to make the cancellation of the engaged condition of the latch means impossible . the actuating assembly further comprises a cover that is coupled to the housing and holds thereon a selected element that is exclusively used in either one of the override function unit and the child proof function unit .