Ajith, Venkat Prabhu and the unit of Mankatha are in Bangkok shooting crucial introduction scenes of Thalai.
It is Ajith's 50th golden jubilee film, produced by Dhayanidhi Alagiri.
Venkat will also be picturising Ajith's introduction song with Lakshmi Rai, which will be shot in a new way by cameraman Sakthi Saravanan.
The song is said to be a hip hop style peppy number tuned by Yuvan Shankar Raja.
Mankatha is going to be a milestone in Ajith's career. Venkat understands the importance of Ajith's image and has worked the script around it.
The film is slated for release on May 1, 2011 the star's birthday.