Saul George

Naseeb, a story of destiny and fate, begins with a lottery ticket. A drunk who cannot pay his restaurant bill trades his recently purchased ticket with a waiter. Naseeb becomes a poignant story about love, friendship, sacrifice, deceit, revenge and above all, destiny.

A ruthless gangster named Don is killed during a scuffle with the police. Since only DSP D'Silva knows of this incident, he recruits Vijay, who is a spitting image of Don, to replace the original Don and infiltrate his gang. D'Silva plans to nab the entire gang, but when he dies during a raid, the secret that Vijay is not Don is also buried with him.

Long lost siblings grow up on opposite sides of the law; the girl becomes a thief and the boy becomes a police officer.

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.

Widowed by the sudden passing of his wife, Superintendent of Police, Choudhry, brings up his son, Rajesh, on his own, teaches him all known good values, and when he grows up sends him to College in Bombay, and remits money to him regularly. Choudhry would like to transfer to Bombay Police, so that he can be close to his son, and then one day out of the blue, his transfer is approved, and a delighted Choudhry writes to his son to pick him from the railway station. Upon arrival in Bombay, he does not find his son at the Railway Station, but when browsing through a newspaper he sees his son's photograph - wanted for the murder of a card-sharp. Shocked and dismayed, Choudhry attempts to piece his life together and attempts to find Rajesh before the City Police do - for he may well face the death sentence. Choudhry does find him, but only after Rajesh is accused of killing a woman named Kishori, and this time Choudhry is quite sure that there is no hope for Rajesh.

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