Prem Chopra's filmography boasts an array of impactful roles that have left an indelible mark: "Upkar" (1967): Chopra's portrayal of a conniving landlord showcased his early prowess in playing antagonistic characters. "Do Anjaane" (1976): His performance in this film added depth to his villainous roles, leaving a lasting impact. "Kati Patang" (1971): Chopra's villainous turn added intrigue and conflict to this romantic drama, displaying his acting finesse. "Bobby" (1973): His memorable portrayal of a wealthy antagonist in this youthful romance underlined his ability to adapt to various roles. "Kranti" (1981): Chopra's negative character in this epic drama exemplified his versatility in handling larger-than-life roles.