Secret of the Sphinx (1964) is a Adventure, Crime, Mystery film that follows shot on location in Egypt, the story unfurls like an Italian Giallo as a group of people meet under strange circumstances, and one by one they are murdered. Gold is missing so you suspect a thief is trying to cover up his crime but that might be too obvious. Secret of the Sphinx is not currently listed with streaming providers in your selected region, but availability can change over time. It has a user rating of 6.6 out of 10 from 5 votes. Fans of adventure movies may also want to explore similar titles below.