Film Yennai Arindhaal... If you know me...

Yennai Arindhaal... (English: If you know me...) is an upcoming Indian Tamil action drama film directed by Gautham Menon and produced by A. M. Rathnam under the banner Shri Sai Raam Creations. The film stars Ajith Kumar in the lead role along with Trisha Krishnan, Anushka Shetty, Arun Vijay, Parvathy Nair and Vivek in other pivotal roles. The soundtrack album and background score for the film is composed by Harris Jayaraj. The film is edited by Anthony while Dan Macarthur handled the cinematography. The film has been referred to in the media as Thala 55. The film featured in the Behindwoods list of the "Top 10 most Anticipated films of 2014", although it is slated to release in January 2015. It is also to be released in Telugu as Yentha Vaadu Gaanie.

In October 2013, producer A. M. Rathnam signed up Ajith Kumar for another film following the success of their collaboration in Arrambam (2013) and director Gautham Menon was confirmed to direct the project. Sridhar Raghavan, who wrote the script for the Bollywood film, Dum Maaro Dum (2011), was also signed by the team to assist Gautham Menon with film's script. Harris Jayaraj was signed on as composer,[a] despite early speculations that A. R. Rahman would work on the film.

Anirudh Ravichander had hinted about himself working in the film, but his inclusion remained unconfirmed, and ultimately proved to be untrue. Australia-based cinemtographer Dan Macarthur was selected to do the film's cinematography. The film was earlier rumored to be titled Sathya, which was denied by sources. Another potential title for the film was Aayiram Thottakal. On 29 October 2014, Suresh Chandra, Ajith's agent, confirmed the title for the film to be Yennai Arindhaal.