Dharmendra was signed for a small role of a army man in the film Picnic. Dharmendra was suffering from chronic dysentery at the time. The producer P. Kailash saw Dharmendra and said Dharam looked sick and not like a army man. He was then dropped from the film.
Bijli Giri Kahan Se
Lyricist Anand Bakshi made a cameo appearance in this song in the role of a fakir. The song itself was written by another lyricist, Majrooh Sultanpuri.
The film's opening credits listed two lyricists - Majrooh Sultanpuri and Firdaus. However, the film's music records credited only Majrooh. Firdaus was Majrooh's wife's name.
According to music director S. Mohinder, the film was completed in 1961. Its release was delayed due to some reason.
The film's opening credits listed actress Kalpana as a cast member even though she wasn't in the film. The origin of this error was possibly the fact that Shobha Khote's character in the film was named Kalpana.