episode [episodes](incident or action connected with a series of events) noun [UK: ˈe.pɪ.səʊd] [US: ˈe.pɪsoʊd]I watch every episode. = Veo todos los episodios.
installment [installments](media: part of a serial) noun [UK: ˌɪn.ˈstɒl.mənt] [US: ˌɪn.ˈstɒl.mənt]