On screen
Cast
15 credited performers
Rajendra Kumar
Dr. Gautamdas
Saira Banu
Meloda
Balraj Sahni
Gautamdas' dad
Chetan Anand
Dr. Akhira (Meloda's dad)
Om Prakash
Hurato
Artwork unavailable
Bertrand Russell
Himself (as Lord Bertrand Russell)
Sunder
Yamasaki
Chand Usmani
Hiroka (Hurato's daughter)
Suresh
Character not listed
Sajjan Lal Purohit
Character not listed
Artwork unavailable
Master Shahid
Character not listed
Mridula Rani
Character not listed
Brahm Bhardwaj
Character not listed
Artwork unavailable
Daya Devi
Character not listed
Artwork unavailable
Kaveeta OBEROI Kaul
Character not listed