This article intends to investigate the representation of simulacra and automatons in Argentinian writer Adolfo Bioy Casares’s narrative. A short commentary on this phenomenology and its connections with Bioy Casares’s favourite topics – such as science, technology, and simulacra themselves – is supplemented by an analysis of two female automatons that populate a couple of his novels: La invención de Morel (1940) and Dormir al sol (1973).…