A process cartridge is detachably mountable to a main assembly of an image forming apparatus. The process cartridge includes a first unit provided with an image bearing member and a second unit that is provided with a developer carrying member for carrying a developer, with the second unit being connected with the first unit so as to be movable between a contact position in which the developer carrying member is contacted with that image bearing member and a spacing position in which the developer carrying member is spaced from the image bearing member. The second unit includes a recess or opening into which a main assembly electrical contact provided in the main assembly of the apparatus to apply a voltage to the process cartridge when the process cartridge is mounted to the main assembly of the apparatus and second unit is positioned in the spacing position.