It stars Suresh Gopi and M. G. Soman with Siddique, N. F. Varghese, Nandini, Maniyanpilla Raju, Vijayakumar, Spadikam George, and Kaviyoor Renuka in supporting roles.

[2] Lelam was considered major comeback film for the actor Suresh Gopi which returned him the Super Star tag after the three-year long run of stereotyped roles which mostly failed at box office.

[4] Captain Jacob Stephan aka Anakkattil Chackochi, who along with his friend Karimbanadan Sunny leave for Pollachi to meet Andipetti Veerapandi Thevar, who deals with a spirit business.

Back at home, Chackochi's father, Anakattil Eappachan is a famous liquor baron, who holds almost a monopoly over spirit business over Pathanamthitta and Kottayam.

Eappachan, who hails from a poor background has emerged to such a position with his hard work and struggle that he had never forgotten his roots, but he had to clash with Kadayadi and Kunnel group over the business.

Chackochi is enjoying his life as a planter in the company of his friends Hussein and Oommachan and also shares a passionate relation with a royal lineage girl and RDO officer Gowri Parvathi.

The police presents a local suspect named Keeri Vasavan as the Eppachan's killer, who is granted bail due to lack of evidence in court.

Karimbanadan Sunny, who was aiming Chackochi's business empire joins with Kadayadi group a day before the auction of spirit.

A fire breaks out where the liquor explodes, killing Baby but Chackochi successfully escapes with Hussein, Gowri Parvathi and Ommen.

[12] On 9 March 2019, The Times of India reported that Suresh Gopi has confirmed that there would be a sequel to the film, titled Lelam 2.