The movie is very nice and its refreshing to see dev anand and zeenat aman in an Indo-Filipino movie about an evil princess and opium smuggling. Zeenat aman is looking absolutely gorgeous. Anybody who is a fan of dev anand should see this movie for sure. It is a nice thriller . The movie also stars the gorgeous Kiều Chinh who was a very famous Vietnamese American actress best known for her role in The Joy Luck Club. Also known as Passport to Danger (1970), the James Bond-inspired crime thriller was directed by Lamberto V Avellana. It was distributed by 20th Century Fox.Renowned cinematographer Fali Mistry, who lensed such Indian classics as Guide,shot The Evil Within.Overall a nice movie and worth a watch.