Rajesh Khanna poses as a worker in AM’s father’s factory in order to oust the union leader but instead has his eyes opened to the plight of the workers.

Through a simple tale of two friends from different economic backgrounds, Hrishikesh Mukherjee’s social drama Namak Haram delves into the issues of working class and the right for dignified existence. The songs from the film penned by Anand Bakshi are still cherished for their poetry and symbolism.