1971 Hindi film directed by Shakti Samanta

In romantic Paris, two Parisians of Indian origin are in love namely Shyam or Sam and Roopa. Mystery and intrigue surround this romance, as Roopa is abducted and held by criminal mastermind Jack and his minions, who will trade her for a hefty ransom. Roopa has a look-alike in the shape and form of Suzy, who is sent in place of Roopa to ensure that the money is received, while the real Roopa is still being held captive. Sam must use all the resources available to in order to set Roopa free, but he will have a difficult time to differentiate between Suzy and Roopa.

1974 film by Shakti Samanta

When his employee disappears in Singapore, Shyam travels from India to investigate the absence and becomes entangled in a deadly plot.

Rakesh lives with his brother, Madan, and his dad in Rangoon. Madan has fallen into bad company and steals the family heirloom, in the shape of a dragon, some cash and runs away to India. Shortly thereafter, his dead body is found under Calcutta's Howrah Bridge. Rakesh travels to Calcutta in order to find out the mystery behind Madan's death, and also try to recover the family heirloom.

In a small village in Darjeeling, Sahuji the merchant has weaved a web of corruption in every layers of the social fabric. And he is also involved in rampant smuggling of goods across the border, and everyone from the local jeweler to the local police inspector are part of his intricate web. While the father has created a position of influence by spreading corruption, his son Kaaliram has ushered in a reign of terror. Desperate villagers make a plea to the owner of the tea garden, who calls (presumably) the higher ups in police force and they promise to send someone.

A rich young man woos proud girl against her father's wishes.

A village woman abandoned by her husband is forced into prostitution in Kolkata and forms nameless yet strong relations with a wealthy patron as well as an abused boy in the neighbourhood.