Dr. Vaseegaran / Chitti / Kutti
Rajinikanth
Pakshi Rajan
Akshay Kumar
One of the students in Dr.Vaseegaran's lab
Sanchana Natarajan
Nila (voice)
Raveena Ravi
Sana (Voice Cameo)
Savitha Reddy
Nila
Amy Jackson
Dhinendra 'Dhina' Bohra
Sudhanshu Pandey
Home Minister
Adil Hussain
Minister of Telecommunications
Kalabhavan Shajon
Ranjeet Lulla
Kaizaad Kotwal
Jeyanth Kumar
Dr. Ishari. K. Ganesh
Meeting Chairperson
Ananth Narayan Mahadevan
Minister of Telecommunications' PA
Mayilsamy
Editor
Anthony
Presenter
Karan Johar
Choreographer
Bosco Martis
Storyboard Artist
Jeffrey Henderson
Playback Singer
A. R. Ameen
Producer
Subaskaran Allirajah
Shashaa Tirupati
Director
Shankar
Story
Screenplay
Sid Sriram
Arjun Chandy
Dialogue
Lakshmi Saravanakumar
Assistant Director
Aran V
Lyricist
Madhan Karky
Co-Executive Producer
Dmytro Sukhanov
Sound Designer
Resul Pookutty
Costume Design
Mary E. Vogt
Original Music Composer
A.R. Rahman
Jeyamohan
Bamba Bakya
Suzanne D'Mello
Art Direction
T. Muthuraj
Publicist
Rahul Nanda
Animation Supervisor
Mahesh Ganguly S
Blaaze
Director of Photography
Nirav Shah
Alan Lashbrook
Mohmmad Yunus Ismail
Raju Mahalingam
Line Producer
Naveen Varadarajan
Navmeet Singh
Production Manager
Chandanraj Parayan
Sawan Solanki
Tegveer Singh
Na. Muthu Kumar