Marconi Mathayi is a bi-lingual, written and directed by Sanil Kalathil. It has Jayaram and Kollywood star Vijay Sethupathi in the lead roles. The film marks the debut of Vijay Sethupathi in Malayalam. The film speaks on the importance of love and spreading love to fellow human beings. Jayaram plays Mathayi and Vijay Sethupathi plays himself in this feel-good film.
Sanil Kalthil has handled the screenplay and dialogues of the film. Premachandran AG has produced the movie under the banner Satyam Entertainment. Harinarayanan and Anil Panachooran have penned the lyrics. M. Jayachandran is the music composer and Sajan Kalathil handles the cinematography department. The film will be made in Malayalam and Tamil.