Morgiana (1972) is a Mystery, Horror, Drama film that follows jealous of her vapidly "good" sister's popularity, poisonous Viktoria doses pretty Klara's tea with a slow-acting fatal substance. As the latter grows hysterically weak, the former finds success increasingly compromised by guilt, blackmail, and the pesky need to kill others lest she be exposed. Morgiana is not currently listed with streaming providers in your selected region, but availability can change over time. It has a user rating of 7.2 out of 10 from 60 votes. Fans of mystery movies may also want to explore similar titles below.