Masks of Evil

S1, E17: Now the master of his own spy ring in the city of Istanbul, Indy is at the center of a deadly conspiracy to negotiate a separate peace with Turkish general Mustafa Kemal. Undercover as a foreign journalist, Indy falls in love with a young American teacher, Molly, and the two are engaged. But as the conspiracy moves forward, a double agent is revealed in their midst. Disillusioned with his superiors, Indy is sent on a foreboding trek to the mountains of Transylvania. There, he and a small group investigate reports of strange occurrences in a medieval castle. Inside, a supernatural Dracula is revealed to be the antagonist, and Indy must appeal to the time-honored knowledge of how to kill a vampire.