இது நம்ம ஆளு

Silambarasan

Shiva

Nayanthara

Mylaa

Andrea Jeremiah

Priya

Soori

Vaasu

Arjunan Nandakumar

Shiva's Friend

Jayaprakash

Shiva's Father

Madhusudhan Rao

Priya's Father

Dheepa Ramanujam

Mylaa's Mother

Jai Sampath

Surya, Mylaa's relative (guest appearance)

Santhanam

Sherlock Holmes (extended cameo appearance)

Udhayabanu Mageswaran

Mylaa's Father

Adah Sharma

Special Appearance in the song "Maaman Waiting"

Satyam Rajesh

Shiva's and Vaasu's friend

Shruti Haasan

Playback Singer

Silambarasan

Playback Singer, Producer

Praveen K. L.

Editor

Yuvan Shankar Raja

Playback Singer

Balasubramaniem

Director of Photography

T. Rajendar

Producer, Playback Singer

Pandiraj

Director, Writer

Kuralarasan

Lyricist, Playback Singer, Original Music Composer

Usha Rajendar

Producer

Prashanth Pandiraj

Assistant Director

Senthamarai Kannan

Assistant Director

Prem Navas

Art Direction

Suchitra

Playback Singer

Sriram Parthasarathy

Playback Singer

Ashwin Chandrasekar

Assistant Director