Aman

Rajendra Kumar

as Dr. Gautamdas

Saira Banu

as Meloda

Balraj Sahni

as Gautamdas' dad

Chetan Anand

as Dr. Akhira (Meloda's dad)

Om Prakash

as Hurato

Bertrand Russell

as Himself (as Lord Bertrand Russell)

Sunder

as Yamasaki

Chand Usmani

as Hiroka (Hurato's daughter)

Suresh

as

Sajjan Lal Purohit

as

Master Shahid

as

Mridula Rani

as

Brahm Bhardwaj

as

Daya Devi

as

Kaveeta OBEROI Kaul

as