Ajay alias Munna Babu is a semi-senile, gentle but naive young man who has a wealthy family estate. His employees and alleged well-wishers conspire against him and introduce him to his long-estranged mother, Shakuntala, and brother, Vijay. Munna is overjoyed, not knowing that they are devious impersonators. This joy is quite short-lived, as they soon show their true colors, and Munna gets killed. His restless spirit seeks out his real brother and appeals to him to avenge his death. Vijay, at first, thinks he is hallucinating, but when his mother confirms that he indeed had a twin brother, he agrees to accompany Munna's spirit back to where he was killed, and thus assist him complete his vengeance. Things do not go as planned, and Vijay himself becomes their victim, and may face the very same fate as Munna.

1989 Hindi film directed by Manoj Kumar

1975 Indian film by Shibu Mitra

A man (Amitabh Bachchan) is found wounded on railway tracks and when he awakens he has no memory of who he is and doesn't remember anything about his life.

Singh is a farmer and lives a poor lifestyle along with his wife, and two sons, Ram and Laksman. The region is drought stricken, while in contrast there is plenty of water being pumped to bath the dogs of Thakur Vikram Singh. When Ram decides to divert some water for their parched fields, Vikram kills his father. An enraged Ram goes to avenge his death, manages to kill Vikram's brother, but is seriously injured, loses his memory and ends up with a gang of bandits and is renamed Thanedar Singh as he was dressed in the clothes of a police inspector. Lakshman gets separated from his mother and is found near a river bank by Police Commissioner Bhalla, who adopts him. Years later the two brothers are fated to meet again albeit as strangers and mortal enemies as Lakshman is a incognito CBI Officer, while Ram is dreaded bandit Thanedar Singh who is unable to recall his childhood, and loses control whenever he hears the sound of a water-pump.

1971 Indian film by K. Ramanlal

2000 film by Tatineni Rama Rao

1976 film by Rajkumar Kohli

When a police officer is framed for bribery by a criminal, his younger brother creates a secret identity for himself and poses as underworld figure Mr Natwarlal, determined to slowly but surely get revenge on his brother's behalf.

Suraj secretly marries village belle Shalu against his domineering mother Kamla's wishes. In a bid to get rid of Shalu, Kamla frames her and accuses her of stealing jewellery and money.

1978 film directed by Ramesh Behl

A Mumbai businessman and his wife are looking for a new flat. Apartment 1201 has been vacant since its previous occupant jumped to her death. Undeterred, the couple still decides to move in, but before long, the wife starts to have visions.

Hiding her husband's affair from the world after his death, Sarita raises his love child alongside their daughter. When the girls grow up and fall in love with the same man, Sarita is forced to deal with her biases.

1986 film by Feroz Khan

1978 film by Prakash Mehra

Vaidehi (Manisha Koirala) gets married to Raghuvir (Jackie Shroff), an NRI. Suffering the agony of an unhappy marriage, she decides to run away from him when she learns that she is pregnant and he wants to take the child away from her. In her pursuit for freedom, she meets Mythili (Mahima Chaudhury) a bride-to-be, Janaki (Madhuri Dixit) a theatre artist and Ramdulari (Rekha) a village midwife - all of whom are victims of male chauvinism. They however refuse to be put down and fight for their rights.

1981 film by Yash Chopra

1978 film by Sultan Ahmed