Mard movies is very great movie in indian film history.when my age of 12 years old First time I saw this movie .Indian superstar Amitabh Bachan and its heroine Amrita Singh nice acting in this film.I have seen this movie many times in our life.Song of this movie so good like hum to tambu main bambu lagaye bethay.Fighting scene is very hyperbolic.Also very nice acting in this movie star Prem Chopra, I like him.