Balraj Sahni
— Agent Rajan
Minoo Mumtaz
— Nita Gupta
Nisar Ahmad Ansari
— Professor Gupta
Johnny Walker
— Private Detective Popat
Nilofer
— Lilly
Sheila Kashmiri
— Manju
Rajan Kapoor
— Police Officer Kapoor
P. Kailash
Umar Draz
— Black Cat's Henchman
Akbar Bakshi
Baburao Pahelwan
— Black Cat's Henchman
Amrit Rana
— Police Officer
Mumtaz Begum
— Rajan's mom (uncredited)
Bela Bose
— Dancer (uncredited)
Hari Shivdasani
— Commissioner of Police (uncredited)
Tun Tun
— Mrs. Ramanlal (uncredited)
Robert
— Black Cat's Henchman (as Master Robert)