Eight people are trapped on an island when their plane abandons them. They find a large mansion whose butler is expecting them. Then one by one, they begin to die...

A street hustler, who has spent several years in and out of prison, decides to reform his life, as he teaches street kids to stay away from crime, but has trouble maintaining these ideals in his own life.

The city is rocked by a serial killer who only kills young women at night, so women don't want to step outside the house when it turns dark.

Professor, an Indian scientist, develops a nuclear project to bring world peace. When Wong and Wasco want to get their hands on the project, it is up to CID Agent Raju to save the day.

Maharaj Singh is a proud owner of several derby-winning stallions, and lives in a palatial farmhouse with his wife, Rukmini and young son, Chimpoo. One day dacoits attack his farmhouse with a view of stealing the stallions.

Raja (Dev Anand) has been abandoned by his biological mother at a very young age, and grows up with Master (Jeevan), a criminal don and card-sharp, who would like Raja to continue working with him on a commission basis. Raja learns all that could be learned about playing cards, quits work with Master, and starts work on his own. He succeeds considerably, and soon gets rich and wealthy. He falls in love with beautiful Chandra Gangaram (Zaheeda), and would like to marry her. But her father would like her to marry U.K. settled Ram Mehta(Sudhir), before Raja could do or say anything against this alliance, he is charged with the cold-blooded murder of Master. The climax in Raja's life is in the Court Room where he will find out about his past, and about his parents - while he awaits the outcome of the trial. From http://en.wikipedia.org/wiki/Gambler_(film)

Peter (O. P. Ralhan) and Kitty (Helen) love each other, but due to Peter's poverty, they are unable to marry each other. One day, during a secret rendezvous, Peter accidentally overhear a conversation between one Mahesh Jetley and his paramour, where Mahesh tells her that he is soon going to bump off his wife on a certain date. Peter and Kitty decide to foil this man's plans. However, there are 2 problems: 1 - They have not seen Mahesh or his paramour's face. 2 - Even if they had, no one would believe their story. Hence, the lovers decide to do a little investigation on their own. They find three Mahesh Jetleys. On some snooping, they find that each man is married and each of them has a miserable married life. To find their suspect, they devise a plan whereby they will stage an attack on each man's wife. Whoever the culprit is, will freak out and his identity will be revealed.

A respected officer keeps a gangster's money box, leading to his arrest, dismissal, and jail time, and then joining the same gangsters.

Two brothers try to retrieve the lost glory of their king father through hard work and sincerity.

Raj is a rich, carefree, happy-go-lucky second generation NRI. Simran is the daughter of Chaudhary Baldev Singh, who in spite of being an NRI is very strict about adherence to Indian values. Simran has left for India to be married to her childhood fiancé. Raj leaves for India with a mission at his hands, to claim his lady love under the noses of her whole family. Thus begins a saga.