rajesh khanna and asha parekh a the lead romantic pair and be quite endear and in this combination of a little romance and mystery and villainy and and cabaret number and plus wonderful music and with meaningful lyric and and this otherwise commercial movie and succeed in engross you in it plot line . film cast with prem chopra a a woman chaser and cheating and two timing villain and bindu a a vamp and and a cabaret dancer and with that famous number and which include a dialogue and tumhara nam kya hain and ya madhu and and rajesh and asha in their hey day and be satisfactory . even nassir hussein a the father in law and in love with his grandson and and compassionate to his widowed daughter in law and who be actually an imposter and by the strange twist of destiny and cause by an unfortunate train accident and deliver a sensitive performance . this movie be pleasant on the eye too and with it cinematography and and shooting of outside location of a hill station and cover beautiful lake and and greenery around the place and where the story take place . asha be a good actress and and her performance a a torn young woman and between her love towards rajesh and and realization of the unfortunate role of a widow that she have to enact and in a prestigious and wealthy family and be really touching . rajesh and in his usual stylize mannerism and and some everlasting song by kishore kumar for him to enact on the screen and be adorable . dialogue be well write and and poignantly deliver . however and if only we overlook the clichéd situation and that rajesh be the one and to whom asha be suppose to be get married and and elopes for the love of prem chopra and who be a bad man in the story and as well a the train accident and the father in law and who hasn not see the girl to whom his son be marry before and and asha entrap in a situation and to abide by the oath that she would take care of that orphan baby etc . and finally and the truth dawn on her and that it rajesh and whom she have wrong unwittingly and but love him now deeply and the movie be a passé . this movie make a fairly good business at the box and and most of the song be still fresh in the people memory . it also indicate to the problem of young girl elope from their home and and land in trouble eventually . the idea of widow remarriage wasn not acceptable even then and a one can observe from the attitude of the old generation show in this movie . worth watch at least once .