Aamir Khan
PK

Anushka Sharma
Jagat 'Jaggu' Janani Sahni

Saurabh Shukla
Tapasvi Maharaj

Boman Irani
Cherry Bajwa

Sushant Singh Rajput
Sarfraz Yousuf

Sanjay Dutt
Bhairao Singh

Parikshat Sahni
Jayprakash Sahni

Reema Debnath
Phuljhadiya

Rukhsar Rehman
Pakistan Embassy Receptionist

Sachin Parikh
Tapasviji's Manager

Brijendra Kala
Vendor at the Temple

Sai Gundewar
Ticket Seller

Karim Hajee
Christian Holy Man

Maanvi Gagroo
Mitu

Anil Charanjeett
Actor Dressed as Shiva

Plabita Borthakur
Jaggu's Sister

Rajiv Gupta
New Delhi Sub-Inspector

Shaji Choudhary
Tapasvi's Bodyguard

Ram Sethi
Old Man (cameo)

Rohitashv Gour
Pandey Ji (cameo)

Ranbir Kapoor
Alien Scientist (cameo)