Nasir Hussain's directional debut.
Shammi Kapoor's major breakthrough after a long struggle where in he became a youthful hero.
The film's original lyricist was Sahir, who wrote the title song, but he too opted out and Majrooh Sultanpuri was roped in.
Shammi Kapoor accidentally broke Pran's nose in a fight scene. Pran mistimed the punch and came forward instead of moving back.
Was originally to have Dev Anand in the leading role, but after he opted out, Shammi Kapoor was cast instead, after the producer suggested him to director Nasir Hussain.