Hema Rukumani, the CEO of Thenandal Entertainment in recent interview says "We are proud at roping a big star like Vijay for the first time. Hope to recreate the Atlee-Vijay Theri magic once again". The cast of Mersal includes Ilayathalapathy Vijay, SJ Suriya, Jyotika, Kajal Aggarwal, Samantha in the lead roles while Vadivelu, Sathiyan and Sathyaraj plays a pivotal roles in this movie. Script writer Vijayendra Prasad of Baahubali fame will collaborate with Atlee for Mersal movie screenplay. The movie crew as follows AR Rahman composes music, GK Vishnu handles camera, while Muthuraj handles art direction and Anal Arasu makes choreography for stunts.