Vidhi
Radha falls in love with Raja, son of a rich lawyer, and ends up pregnant. Now, Raja and his father refuse to accept her. Radha decides to battle it out in the courts in order to seek justice.
Starring Sujatha, Mohan, Poornima Bhagyaraj, Jaishankar, K. Bhagyaraj, K. Balaji, Livingston, Poornam Viswanathan
Watch "Vidhi" on Amazon released in 1984. It's a drama movie, and has a rating of 7.6 out of 10 from Imdb which is usually fine for this kind of movie, and is currently only available for purchase or rent.