Ipolochagos Natassa (Greek: Υπολοχαγός Νατάσσα, Lieutenant Natasha, also known outside Greece as Battlefield Constantinople) is a 1970 Greek film. It starred Aliki Vougiouklaki as Natassa, Dimitris Papamichael as Orestis, and Costas Carras as Max. The story about the German occupation of Greece and the resistance by the Greeks. The director of the film is Nikos Foskolos.