He was one of the heroes of Shankar's 'Boys. And now Nakul, brother of actress Devayani, returns to the screen playing the solo hero.He has shed a lot of his puppy fat and is far from the plump look of 'Boys'.Paired with Nakul is Sunaina who has acted in a couple of Telugu films.'Kadalil Vizhunthen' is produced by S Umapati for his banner Atlantic Cinemas. It is his maiden production.

Wielding the megaphone too is a debutant P V Prasad, who has apprenticed under directors V Sekar, Azhagan Perumal and Vijay Milton. Prasad also pens the screenplay for the film.Nakul and Sunaina play college students. Nakul runs a mechanic shed and earns as he studies while Sunaina belongs to a wealthy family.The story centers on the love between them and the opposition they have to face.

The film, which has Livingston, Sampat and Hariraj also in the cast, was shot at locations in Chennai, Ooty, Thalakkonam, Muthumalai and Kodaikanal.With Vijay Milton wielding the camera, the film's music is composed by Vijay Antony. The stunts are arranged by Action Prakash, sets designed by Saku, editing by Vijayan and dances by Sridhar.